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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An arbitrary memory overwrite vulnerability in Asylo versions up to 0.6.0 allows an attacker to make a host call to enc_untrusted_create_wait_queue that uses a pointer queue that relies on UntrustedLocalMemcpy, which fai...Show more |
2Contiki Ng Contiki Os2Contiki Contiki Ng.Jun 17, 2026 Dec 11, 2020 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 An issue was discovered in Contiki through 3.0 and Contiki-NG through 4.5. The code for parsing Type A domain name answers in ip64-dns64.c doesn't verify whether the address in the answer's length is sane. Therefore, whe...Show more |
1Arubanetworks 2Arubaos Sd WanJun 17, 2026 Dec 11, 2020 N/A· v4 9.8 CRITICAL· v3 10.0 HIGH· v2 There are multiple buffer overflow vulnerabilities that could lead to unauthenticated remote code execution by sending especially crafted packets destined to the PAPI (Aruba Networks AP management protocol) UDP port (821...Show more |
A buffer overflow in the web server of Flexense DupScout Enterprise 10.0.18 allows a remote anonymous attacker to execute code as SYSTEM by overflowing the sid parameter via a GET /settings&sid= attack. |
1Apple 4Ipad Os Iphone OsMacos+1 moreJun 17, 2026 Dec 8, 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 14.0 and iPadOS 14.0. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary...Show more |
1Apple 5Ipados Iphone OsMac Os X+2 moreJun 17, 2026 Dec 8, 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 watchOS 7.0, tvOS 14.0, macOS Catalina 10.15.7, Security Update 2020-005 High Sierra, Security Update 2020-005 Mojave, iOS 14.0...Show more |
3Debian FedoraprojectLibpng4Debian Linux Extra Packages For Enterprise LinuxFedora+1 moreJun 17, 2026 Dec 8, 2020 N/A· v4 3.3 LOW· v3 4.3 MEDIUM· v2 A flaw was found in the check_chunk_name() function of pngcheck-2.4.0. An attacker able to pass a malicious file to be processed by pngcheck could cause a temporary denial of service, posing a low risk to application ava...Show more |
1Huawei 13Hima L29c Firmware Honor 20 Pro FirmwareLaya Al00ep Firmware+10 moreJun 17, 2026 Dec 7, 2020 N/A· v4 7.8 HIGH· v3 6.8 MEDIUM· v2 There is a buffer overflow vulnerability in several Huawei products. The system does not sufficiently validate certain configuration parameter which is passed from user that would cause buffer overflow. The attacker shou...Show more |
1Valvesoftware 1Game Networking Sockets Jun 17, 2026 Dec 3, 2020 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 Valve's Game Networking Sockets prior to version v1.2.0 improperly handles long unreliable segments in function SNP_ReceiveUnreliableSegment() when configured to support plain-text messages, leading to a Heap-Based Buffe...Show more |
1Valvesoftware 1Game Networking Sockets Jun 17, 2026 Dec 2, 2020 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 Valve's Game Networking Sockets prior to version v1.2.0 improperly handles long encrypted messages in function AES_GCM_DecryptContext::Decrypt() when compiled using libsodium, leading to a Stack-Based Buffer Overflow and...Show more |
HCL Notes is susceptible to a Buffer Overflow vulnerability in DXL due to improper validation of user input. A successful exploit could enable an attacker to crash Notes or execute attacker-controlled code on the client...Show more |
HCL Domino is susceptible to a Buffer Overflow vulnerability in DXL due to improper validation of user input. A successful exploit could enable an attacker to crash Domino or execute attacker-controlled code on the serve...Show more |
2Debian Readymedia Project2Debian Linux ReadymediaJun 17, 2026 Nov 30, 2020 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 ReadyMedia (aka MiniDLNA) before versions 1.3.0 allows remote code execution. Sending a malicious UPnP HTTP request to the miniDLNA service using HTTP chunked encoding can lead to a signedness bug resulting in a buffer o...Show more |
2Debian Schedmd2Debian Linux SlurmJun 17, 2026 Nov 27, 2020 N/A· v4 9.8 CRITICAL· v3 6.8 MEDIUM· v2 Slurm before 19.05.8 and 20.x before 20.02.6 has an RPC Buffer Overflow in the PMIx MPI plugin. |
Buffer overflow in WinSCP 5.17.8 allows a malicious FTP server to cause a denial of service or possibly have other unspecified impact via a long file name. |
The affected product is vulnerable to five post-authentication buffer overflows, which may allow a logged in user to remotely execute arbitrary code on the IP150 (firmware versions 5.02.09). |
1Tp Link 15Wdr7400 Firmware Wdr7500 FirmwareWdr7660 Firmware+12 moreJun 17, 2026 Nov 20, 2020 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 Buffer overflow in in the copy_msg_element function for the devDiscoverHandle server in the TP-Link WR and WDR series, including WDR7400, WDR7500, WDR7660, WDR7800, WDR8400, WDR8500, WDR8600, WDR8620, WDR8640, WDR8660, W...Show more |
1Schneider Electric 1Ecostruxure Control Expert Jun 17, 2026 Nov 19, 2020 N/A· v4 7.5 HIGH· v3 5.0 MEDIUM· v2 A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause a crash of the PLC si...Show more |
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to a buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code o...Show more |
httpd on TP-Link TL-WPA4220 devices (hardware versions 2 through 4) allows remote authenticated users to trigger a buffer overflow (causing a denial of service) by sending a POST request to the /admin/syslog endpoint. Fi...Show more |