Classic Buffer Overflow
CWE-120 · 77 records · 34 with a public proof-of-concept
Records the NVD classes as Classic Buffer Overflow (CWE-120), highest CVSS first.
- CRITICAL 9.9CVE-2026-123961
A security vulnerability has been detected in TOTOLINK CA300-PoE 6.2c.884. This impacts the function setWiFiBasicConfig of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument KeyStr leads to buffer overflow. The attack may be initiated remotely. Th…
- CRITICAL 9.9CVE-2026-123960
A weakness has been identified in TOTOLINK CA300-PoE 6.2c.884. This affects the function setWanConfig of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument pppoeUser/priDns/secDns can lead to buffer overflow. The attack can be launched rem…
- CRITICAL 9.9CVE-2026-123958
A vulnerability was identified in TOTOLINK CA300-PoE 6.2c.884. The affected element is the function setLanConfig of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument lanDns/lanSecDns/langType leads to buffer overflow. It is possible to launch th…
- CRITICAL 9.9CVE-2026-123957
A vulnerability was determined in TOTOLINK CA300-PoE 6.2c.884. Impacted is the function setIpQosRules of the file /cgi-bin/cstecgi.cgi. This manipulation of the argument ipStart causes buffer overflow. It is possible to initiate the attack remotely. The exploi…
- CRITICAL 9.9CVE-2026-114268public PoC
A flaw has been found in Tenda BE3L Pro 16.03.60.62. Affected by this vulnerability is the function formWifiBasicSet of the file /goform/WifiBasicSet. This manipulation of the argument security_5g causes buffer overflow. It is possible to initiate the attack r…
- CRITICAL 9.9CVE-2026-108915public PoC
A vulnerability has been found in Edimax BR-6208AC 1.32. This affects an unknown part of the file /goform/formWlanMP. Such manipulation of the argument ateBW leads to buffer overflow. The attack can be executed remotely. The exploit has been disclosed to the p…
- CRITICAL 9.9CVE-2026-108914public PoC
A flaw has been found in Edimax BR-6208AC 1.32. Affected by this issue is some unknown functionality of the file /goform/formWlSiteSurvey. This manipulation of the argument ifname causes buffer overflow. Remote exploitation of the attack is possible. The explo…
- CRITICAL 9.9CVE-2026-94101
A security vulnerability has been detected in Netcore NBR200V2 1.3.241127.071246. The affected element is the function vlan_load_form_uci of the file /usr/bin/routerd. The manipulation of the argument wan_num leads to buffer overflow. It is possible to initiat…
- CRITICAL 9.9CVE-2026-94100
A weakness has been identified in Netcore NBR200V2 1.3.241127.071246. Impacted is the function wan_config_set_vlan of the file /usr/bin/routerd of the component WAN VLAN Reconfiguration. Executing a manipulation of the argument vlan_wanX.ports can lead to buff…
- CRITICAL 9.8CVE-2026-15340public PoC
lwIP SMTP client does not check the size of inputs, potentially allowing a buffer overflow.
- CRITICAL 9.8CVE-2026-76744
Buffer overflow vulnerabilities exist in the affected interface of AOS-S. Successful exploitation could allow an unauthenticated remote attacker to execute arbitrary code.
- CRITICAL 9.8CVE-2026-88775
Memory overflow vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FIPS and NDcPP; Gateway: before 14.1-73.37 and before 13.1-64.23 l…
netscaler application delivery controller · netscaler gateway
- CRITICAL 9.8CVE-2026-6730
IBM Concert 1.0.0 through 3.0.0 is vulnerable to a buffer overflow, caused by improper bounds checking. A local user could overflow the buffer and execute arbitrary code on the system.
concert · linux kernel
- CRITICAL 9.6CVE-2026-102693public PoC
RIOT is an open-source microcontroller operating system designed for Internet of Things devices and other embedded systems. Prior to 2026.04, the ATWINC15x0 driver's _atwinc15x0_sta_set_current_ssid function uses strcpy to copy an SSID without checking the des…
- CRITICAL 9.6CVE-2026-76723
Buffer overflow vulnerabilities exist in the affected interface of HPE Networking Instant ON APS that could allow an unauthenticated adjacent attacker to achieve remote code execution. Successful exploitation could allow an attacker to execute arbitrary comman…
- CRITICAL 9.3CVE-2026-76746
An unauthenticated buffer overflow vulnerability exists in AOS-S. Successful exploitation could allow an unauthenticated adjacent attacker to expose sensitive memory contents and cause a denial of service on the affected device.
- CRITICAL 9.1CVE-2026-124060
A vulnerability was detected in TOTOLINK CA300-PoE 6.2c.884. Affected by this issue is the function UploadCustomModule of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument File results in buffer overflow. The attack may be launched remotely. The …
- CRITICAL 9.1CVE-2026-124059
A security vulnerability has been detected in TOTOLINK CA300-PoE 6.2c.884. Affected by this vulnerability is the function setWiFiWdsAddConfig of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ApCliKeyStr leads to buffer overflow. The attack ma…
- CRITICAL 9.1CVE-2026-124058
A weakness has been identified in TOTOLINK CA300-PoE 6.2c.884. Affected is the function setWiFiRepeaterConfig of the file /cgi-bin/cstecgi.cgi. Executing a manipulation of the argument ApCliKeyStr can lead to buffer overflow. The attack can be launched remotel…
- CRITICAL 9.1CVE-2026-124057
A security flaw has been discovered in TOTOLINK CA300-PoE 6.2c.884. This impacts the function setWiFiMultipleConfig of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument Key1Str1 results in buffer overflow. The attack can be initiated rem…
- CRITICAL 9.1CVE-2026-123959
A security flaw has been discovered in TOTOLINK CA300-PoE 6.2c.884. The impacted element is the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument langType results in buffer overflow. The attack can be initiated…
- CRITICAL 9.1CVE-2026-76747
Buffer overflow vulnerabilities exist in the affected interface of AOS-S. Successful exploitation could allow an unauthenticated remote attacker to expose sensitive memory contents and cause a denial of service on the device.
- CRITICAL 9.1CVE-2026-45537public PoC
OpenSIPS is a Session Initiation Protocol (SIP) server implementation. In versions prior to 3.6.6 and 4.0.0-rc1, the construct_uri() function concatenates multiple URI components (protocol, username, domain, port, params) into a fixed 1024-byte global BSS buff…
- CRITICAL 9.1CVE-2026-45100public PoC
OpenSIPS is a Session Initiation Protocol (SIP) server implementation. Versions 3.4.0-beta through 3.6.5 and 4.0.0-beta contain a buffer overflow in the {s.b64encode} string transformation. The size check for {s.b64encode} only verifies that the input fits wit…
- HIGH 8.8CVE-2026-76955
A buffer overflow vulnerability in the zdp_wtp binary in Zyxel NWA110AX firmware versions through 7.12(ABTG.0)C0 could allow a LAN-based attacker to escalate privileges on an affected device.
- HIGH 8.8CVE-2026-82944
SOEM version 2.0.0 and earlier contains a vulnerability in multi-segment data transfers where a malicious device can overflow memory buffers. The software checks the total size only once at the beginning, but doesn't track the cumulative size as multiple segme…
- HIGH 8.8CVE-2026-102176
A Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in the SDK service process of Juniper Networks Junos OS allows an unauthenticated network attacker to cause a denial of service or compromise the Routing Engine by sending s…
- HIGH 8.8CVE-2026-19570public PoC
The LE Audio Broadcast Sink in subsys/bluetooth/audio/bap_broadcast_sink.c copies subgroup metadata from a received Basic Audio Announcement (BASE) into the static Broadcast Audio Scan Service parameter structure mod_src_param without any bounds check. In base…
- HIGH 8.8CVE-2026-88409public PoC
FalkorDB (Redis module) v4.20.1 to v4.20.4 was discovered to contain a buffer overflow in the _Decode_GrB_Matrix function (/v19/decode_matrix.c). This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
- HIGH 8.3CVE-2026-87040public PoC
The nRF link-layer receive paths of the open-source Bluetooth LE Controller did not validate the on-air LENGTH field of a received PDU against the maximum receive length that was used to program the radio. isr_rx_pdu() in subsys/bluetooth/controller/ll_sw/nord…
- HIGH 8.3CVE-2016-15060public PoC
A vulnerability was found in PCMan FTP Server up to 2.0.7. This affects an unknown function of the component PORT Command Handler. The manipulation results in buffer overflow. The attack can be launched remotely. The exploit has been made public and could be u…
- HIGH 8.1CVE-2026-76077public PoC
ASN1SCC is an open source ASN.1 compiler for embedded systems. Prior to 4.7.0.1, the XER tokenizer NT() in asn1crt/asn1crt_encoding_xer.c, which is reached by all XER decode paths, copies tag characters into a fixed char Value[100] field without a length bound…
- HIGH 8.1CVE-2026-84246
IBM Guardium Data Protection 12.0, 12.1, and 12.2 could allow a remote attacker to execute arbitrary code due to a buffer overflow.
guardium data protection
- HIGH 8.1CVE-2026-84198
IBM Guardium Data Protection 12.0, 12.1, and 12.2 could allow a remote attacker to execute arbitrary code due to a buffer overflow.
guardium data protection
- HIGH 8.1CVE-2026-82895
IBM Guardium Data Protection 12.0, 12.1, and 12.2 could allow a remote attacker to execute arbitrary code due to a buffer overflow.
guardium data protection
- HIGH 8CVE-2026-53420
Buffer overflow in a Zoom Phone feature of Zoom Workplace Clients may allow an unauthenticated user to conduct a escalation of privilege via network access.
- HIGH 7.8CVE-2026-79808
A buffer overflow vulnerability exists in the OnGuard agent of ClearPass Policy Manager. Successful exploitation could allow an authenticated local user to execute arbitrary code with elevated privileges on the affected host or to disrupt the availability of t…
- HIGH 7.8CVE-2026-24080
Memory Corruption when handling malformed request parameters in the fingerprint TA.
qam8295p firmware · qam8295p · qca6574au firmware · qca6574au · qca6595au firmware · qca6595au
- HIGH 7.5CVE-2026-124563public PoC
A security flaw has been discovered in D-Link DIR-878 1.20B05. Affected by this vulnerability is the function SetWanSettings of the component HNAP Handler. The manipulation of the argument Primary/Secondary results in buffer overflow. The attack may be launche…
- HIGH 7.5CVE-2026-124562public PoC
A vulnerability was identified in D-Link DIR-878 1.20B05. Affected is the function SetWanSettings of the component HNAP Handler. The manipulation of the argument ConfigDNS/Primary/ConfigDNS/Secondary leads to buffer overflow. The attack may be initiated remote…
- HIGH 7.5CVE-2026-95726
A buffer overflow vulnerability in HPE Networking VIA could allow an unauthenticated remote attacker to conduct a denial of service attack. Successful exploitation could allow an attacker to interrupt the normal operation of the affected client.
- HIGH 7.5CVE-2026-120057public PoC
psqlODBC copies the reply to a large-object read (loread) into the application's buffer using the length sent by the server, without comparing it to the buffer size. A server not trusted under current SSL settings, or a man-in-the-middle, can return more bytes…
- HIGH 7.5CVE-2026-106804public PoC
A stack-based buffer overflow exists in Kamailio v6.1.3 and v6.1.4 in the ims_qos_npn module. The w_rx_aar_register() function copies the attacker-controlled host field from the SIP `Via` header into a fixed 46-byte stack buffer without validating its length. …
- HIGH 7.5CVE-2026-120241public PoC
A vulnerability was identified in Ruijie RG-ES205GC, RG-ES206GC-P, RG-ES208GC, RG-ES210GC-LP and RG-ES210GS-P ESW_1.0(1)B1P48. Impacted is an unknown function of the file httpupg.cgi of the component Local Firmware Upgrade Interface. The manipulation leads to …
- HIGH 7.5CVE-2026-0993
SODOLA SL902-SWTGW124AS firmware before 200.2.12 contains a buffer overflow vulnerability that allows unauthenticated remote attackers to cause a denial of service by sending an oversized boundary value in the Content-Type header of a crafted POST request. Att…
- HIGH 7.5CVE-2026-95124public PoC
Buffer Overflow vulnerability in madmurphy libconfini v.1.16.4 allows a remote attacker to cause a denial of service via an allocation-size mismatch between its bundled load_ini_buffer utility and strip_ini_cache()
- HIGH 7.5CVE-2026-67859public PoC
Buffer Overflow vulnerability in open62541 v1.5.5 allows a remote attacker to cause a denial of service via the Discovery/LDS handling.
- HIGH 7.5CVE-2026-67858public PoC
Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server (LDS) is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containin…
- HIGH 7.5CVE-2026-15314
Tapo P110 v1 smart Wi-Fi Plug contains an improper boundary validation vulnerability in the handling of authenticated HTTP request bodies due to insufficient input validation before memory copy operations. This may lead to buffer overflow condition, causing th…
tapo p110 firmware · tapo p110
- MEDIUM 6.7CVE-2026-24076
Memory Corruption when processing registry values with incorrect types using a direct query method.
aqt1000 firmware · aqt1000 · cologne firmware · cologne · fastconnect 6200 firmware · fastconnect 6200
- MEDIUM 6.5CVE-2026-121603public PoC
Solanum before commit 2ea1382 contains a buffer overflow vulnerability in ms_kill() that allows malicious linked servers to corrupt memory by sending an overlong kill reason. Attackers controlling a rogue or compromised peer server can send a reason exceeding …
- MEDIUM 6.5CVE-2026-82945
SOEM version 2.0.0 and earlier contains a vulnerability during device configuration where a malicious device can cause memory corruption. The software writes configuration data to a fixed-size array without checking if the array index exceeds its maximum size …
- MEDIUM 6.5CVE-2026-11829
IBM MQ could allow an authenticated attacker to cause a denial of service due to improper validation of offset values in MQOPEN requests.
mq operator · supplied mq advanced container images
- MEDIUM 6.5CVE-2026-102296public PoC
ZoneMinder before 1.38.4 contains static buffer overflow vulnerabilities in RemoteCameraHttp::GetResponse() that allow malicious HTTP cameras or intercepting attackers to overflow fixed-size buffers by sending oversized response headers. Attackers can send cra…
- MEDIUM 6.3CVE-2026-112108public PoC
A vulnerability was determined in ztxz16 fastllm up to 0.1.8.2. This impacts the function GGUFBuffer::ReadString of the file third_party/gguf/gguf.cpp of the component String Parsing. This manipulation of the argument len causes buffer overflow. The attack can…
- MEDIUM 6.3CVE-2026-112107public PoC
A flaw has been found in ztxz16 fastllm up to 1.8.2. Affected by this issue is the function SafeTensorItem::CreateBuffer of the file src/model.cpp of the component Safetensors Weight Loading. This manipulation of the argument data_offsets causes buffer overflo…
- MEDIUM 6.3CVE-2026-110695public PoC
A vulnerability was detected in turboderp ExLlamaV2 up to 0.3.2. Affected is the function STFile.get_tensor of the file exllamav2/stloader.py of the component Safetensors Tensor Loader. Performing a manipulation of the argument data_offsets results in buffer o…
- MEDIUM 6.3CVE-2026-108954public PoC
A vulnerability was found in k2-fsa sherpa-onnx up to 1.13.8. This issue affects the function OfflineTransducerGreedySearchDecoder::Decode of the file sherpa-onnx/csrc/offline-transducer-greedy-search-decoder.cc of the component Offline Transducer Greedy Searc…
- MEDIUM 6.3CVE-2026-103227public PoC
A weakness has been identified in GPAC up to 26.07.0. Affected by this issue is the function gf_dash_resolve_url of the file src/media_tools/dash_client.c of the component DASH Client. This manipulation causes buffer overflow. The attack is possible to be carr…
- MEDIUM 5.9CVE-2026-11828
IBM MQ could allow a remote attacker with queue manager control or man-in-the-middle access on unencrypted channels to cause a denial of service in client applications using asynchronous message consumption due to improper validation of queue name length value…
mq operator · supplied mq advanced container images
- MEDIUM 5.6CVE-2026-119146public PoC
ProFTPD before 1.3.9e and 1.3.10rc5 contains a buffer overflow vulnerability in the mod_rewrite int:utf8trans RewriteMap that allows remote attackers to overwrite static buffers. Attackers can send FTP command arguments longer than 1024 bytes, without authenti…
- MEDIUM 5.5CVE-2026-123199public PoC
eBook-speaker 6.1.0 through 6.2.0 contains a stack buffer overflow vulnerability in get_attributes() in src/common.c caused by an unbounded strcpy of an element's name attribute. Attackers can craft an EPUB or DAISY book with a name attribute of 511 or more ch…
- MEDIUM 5.5CVE-2026-101103public PoC
The PEAK-System PCAN diagnostic call did not validate that the caller-supplied output buffer was large enough to hold the output record.
- MEDIUM 5.3CVE-2026-108822public PoC
A vulnerability was detected in Kamailio up to 6.0.7/6.1.3. The affected element is the function isup_get_calling_party of the file src/modules/sipt/ss7_parser.c of the component sipt Module. The manipulation of the argument length results in buffer overflow. …
- MEDIUM 4.9CVE-2026-109161
Insufficient bounds checking in the Digital I/O function may allow a remote attacker with high privileges to cause a denial of service.
- MEDIUM 4.9CVE-2026-18103
A flaw was found in dhcp-server. A remote attacker with network access to the OMAPI (Open Management Application Programming Interface) port, especially if not secured with TSIG (Transaction Signature) key authentication, could send a specially crafted lease c…
- LOW 3.3CVE-2026-120226public PoC
A security vulnerability has been detected in Hangzhou Xiongmai Technology P2PAPI.dll 1.3.3.32 on Windows. Affected by this issue is the function P2PAPI_Connect of the component P2P SDK. Such manipulation of the argument input as part of String leads to buffer…
- UNSCOREDCVE-2026-48173
In the NAS message handler, improper validation of the length field in NAS message causes memory corruption
- UNSCOREDCVE-2026-57191public PoC
Asterisk is an open source private branch exchange and telephony toolkit. Prior to Asterisk 20.20.1, 21.12.3, 22.10.1, 23.4.1 and Certified Asterisk 20.7-cert11, 22.8-cert3, an unbounded `sscanf` in `res_pjsip_pubsub` when parsing the `MWI NOTIFY` `Message-Acc…
- UNSCOREDCVE-2026-93857
A stack-based buffer overflow vulnerability in Fireware OS's SIP proxy allows a remote, unauthenticated attacker to execute arbitrary code by sending a specially crafted request through a policy that uses the SIP proxy.
- UNSCOREDCVE-2026-97631public PoC
EDK2 contains a vulnerability in BIOS where a user may cause “Out-of-bounds Write”, Classic Buffer Overflow, and “Incorrect Calculation of Buffer Size” by remote access. Successful exploitation of this vulnerability can lead to arbitrary code execution. It cou…
- UNSCOREDCVE-2026-43837
A buffer overflow vulnerability in the password verification functionality could allow an attacker with guest authentication to achieve code execution.
- UNSCOREDCVE-2025-29897
A buffer copy without checking size of input vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerabili…
- UNSCOREDCVE-2025-58772
AMI APTIOV contains vulnerabilities in BIOS where users may cause “Classic Buffer Overflow” by local access. Successful exploitation of this vulnerability could lead to buffer overflows, memory corruption, and arbitrary code execution, and also impact Confide…
- UNSCOREDCVE-2026-94587
A buffer overflow vulnerability exists in the WebTools administrative interface handling configuration download or file transfer operations of Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. An authenticated user with permissions to perfo…
- UNSCOREDCVE-2026-94582
A memory buffer overflow vulnerability exists in the internal diagnostic and route validation routines used by the Fabric Shortest Path First (FSPF) protocol component of Brocade Fabric OS versions before 10.0.1. While this code path is part of internal diagno…
- UNSCOREDCVE-2026-81433
A stack-based buffer overflow vulnerability in WatchGuard Fireware OS's DHCP fingerprinting daemon (fingerd) allows an unauthenticated attacker with adjacent network access to execute arbitrary code or crash the process by sending a specially crafted DHCP pack…