CWE-120
4,202 CVEs • Abstraction: Base • Likelihood of Exploit: High
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.
CVEs (4,202)
CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS |
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HUAWEI Mate 20 versions earlier than 10.0.0.188(C00E74R3P8) have a buffer overflow vulnerability in the Bluetooth module. Due to insufficient input validation, an unauthenticated attacker may craft Bluetooth messages aft...Show more |
1Apple 5Ipados Iphone OsMac Os X+2 moreJun 17, 2026 Oct 16, 2020 N/A· v4 7.8 HIGH· v3 6.8 MEDIUM· v2 A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. Processing a maliciously crafted USD file may lead...Show more |
1Rockwellautomation 1Flex I/o 1794 Aent/b Firmware Jun 17, 2026 Oct 14, 2020 N/A· v4 7.5 HIGH· v3 7.8 HIGH· v2 An exploitable denial of service vulnerability exists in the ENIP Request Path Data Segment functionality of Allen-Bradley Flex IO 1794-AENT/B. A specially crafted network request can cause a loss of communications with...Show more |
1Rockwellautomation 1Flex I/o 1794 Aent/b Firmware Jun 17, 2026 Oct 14, 2020 N/A· v4 7.5 HIGH· v3 7.8 HIGH· v2 An exploitable denial of service vulnerability exists in the ENIP Request Path Data Segment functionality of Allen-Bradley Flex IO 1794-AENT/B. A specially crafted network request can cause a loss of communications with...Show more |
1Rockwellautomation 1Allen Bradley Flex Io 1794 Aent/b Firmware Jun 17, 2026 Oct 14, 2020 N/A· v4 7.5 HIGH· v3 5.0 MEDIUM· v2 An exploitable denial of service vulnerability exists in the ENIP Request Path Port Segment functionality of Allen-Bradley Flex IO 1794-AENT/B. A specially crafted network request can cause a loss of communications with...Show more |
Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have a buffer overflow vulnerability. A function in a module does not verify inputs sufficiently. Attackers can exploit this vulnerability by sending specific re...Show more |
Taurus-AN00B versions earlier than 10.1.0.156(C00E155R7P2) have a buffer overflow vulnerability. A function in a module does not verify inputs sufficiently. Attackers can exploit this vulnerability by sending specific re...Show more |
A buffer overflow vulnerability in SonicOS allows a remote unauthenticated attacker to cause Denial of Service (DoS) on the firewall SSLVPN service and leads to firewall crash. This vulnerability affected SonicOS Gen 5 v...Show more |
A buffer overflow vulnerability in SonicOS allows an authenticated attacker to cause Denial of Service (DoS) in the SSL-VPN and virtual assist portal, which leads to a firewall crash. This vulnerability affected SonicOS...Show more |
A buffer overflow vulnerability in SonicOS allows a remote attacker to cause Denial of Service (DoS) and potentially execute arbitrary code by sending a malicious request to the firewall. This vulnerability affected Soni...Show more |
A vulnerability in SonicOS allows a remote unauthenticated attacker to cause Denial of Service due to buffer overflow, which leads to a firewall crash. This vulnerability affected SonicOS Gen 6 version 6.5.1.12, 6.0.5.3,...Show more |
5Canonical DebianOpensuse+2 more10Debian Linux Enterprise LinuxEnterprise Linux Aus+7 moreJun 17, 2026 Oct 7, 2020 N/A· v4 6.6 MEDIUM· v3 6.5 MEDIUM· v2 Multiple buffer overflow vulnerabilities were found in the QUIC image decoding process of the SPICE remote display system, before spice-0.14.2-1. Both the SPICE client (spice-gtk) and server are affected by these flaws....Show more |
Buffer overflow in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors may allow an authenticated user to potentially enable elevation of privilege o...Show more |
A remote buffer overflow vulnerability in the /cgi-bin/makeRequest.cgi endpoint of the WAVLINK WN530H4 M30H4.V5030.190403 allows an attacker to execute arbitrary machine instructions as root without authentication. |
3Canonical DpdkOpensuse3Data Plane Development Kit LeapUbuntu LinuxJun 17, 2026 Sep 30, 2020 N/A· v4 8.8 HIGH· v3 7.2 HIGH· v2 A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A flawed bounds checking in the copy_data function leads to a buffer overflow allowing an attacker in a virtual machine to write arbitrary data to...Show more |
3Canonical DpdkOpensuse3Data Plane Development Kit LeapUbuntu LinuxJun 17, 2026 Sep 30, 2020 N/A· v4 7.8 HIGH· v3 6.9 MEDIUM· v2 A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A lack of bounds checking when copying iv_data from the VM guest memory into host memory can lead to a large buffer overflow. The highest threat fr...Show more |
4Debian FedoraprojectLibproxy Project+1 more4Debian Linux FedoraLeap+1 moreJun 17, 2026 Sep 30, 2020 N/A· v4 9.8 CRITICAL· v3 6.8 MEDIUM· v2 url.cpp in libproxy through 0.4.15 is prone to a buffer overflow when PAC is enabled, as demonstrated by a large PAC file that is delivered without a Content-length header. |
3Fedoraproject NodejsOpensuse3Fedora LeapNode.jsJun 17, 2026 Sep 18, 2020 N/A· v4 7.8 HIGH· v3 4.6 MEDIUM· v2 The implementation of realpath in libuv < 10.22.1, < 12.18.4, and < 14.9.0 used within Node.js incorrectly determined the buffer size which can result in a buffer overflow if the resolved path is longer than 256 bytes. |
A buffer overflow vulnerability exists in the mg_get_http_header function in Cesanta Mongoose 6.18 due to a lack of bounds checking. A crafted HTTP header can exploit this bug. NOTE: a committer has stated "this will not...Show more |
A buffer overflow vulnerability in LibRaw version < 20.0 LibRaw::GetNormalizedModel in src/metadata/normalize_model.cpp may lead to context-dependent arbitrary code execution. |