Draytek Vigor300B Firmware vulnerabilities

CVE-2020-8515 [CRITICAL] CWE-78 CVE-2020-8515: DrayTek Vigor2960 1.3.1_Beta, Vigor3900 1.4.4_Beta, and Vigor300B 1.3.3_Beta, 1.4.2.1_Beta, and 1.4. DrayTek Vigor2960 1.3.1_Beta, Vigor3900 1.4.4_Beta, and Vigor300B 1.3.3_Beta, 1.4.2.1_Beta, and 1.4.4_Beta devices allow remote code execution as root (without authentication) via shell metacharacters to the cgi-bin/mainfunction.cgi URI. This issue has been fixed in Vigor3900/2960/300B v1.5.1.

CVE-2024-12987 [CRITICAL] CWE-77 CVE-2024-12987: A vulnerability, which was classified as critical, was found in DrayTek Vigor2960 and Vigor300B 1.5. A vulnerability, which was classified as critical, was found in DrayTek Vigor2960 and Vigor300B 1.5.1.4. Affected is an unknown function of the file /cgi-bin/mainfunction.cgi/apmcfgupload of the component Web Management Interface. The manipulation of the argument session leads to os command injection. It is possible to launch the attack remotely. T

CVE-2020-15415 [CRITICAL] CVE-2020-15415: On DrayTek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1, cgi-bin/mainfunction.cgi/cvmcfg On DrayTek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1, cgi-bin/mainfunction.cgi/cvmcfgupload allows remote command execution via shell metacharacters in a filename when the text/x-python-script content type is used, a different issue than CVE-2020-14472.

CVE-2020-10826 [CRITICAL] CWE-77 CVE-2020-10826: /cgi-bin/activate.cgi on Draytek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1 allows rem /cgi-bin/activate.cgi on Draytek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1 allows remote attackers to achieve command injection via a remote HTTP request in DEBUG mode.

CVE-2020-10827 [CRITICAL] CWE-787 CVE-2020-10827: A stack-based buffer overflow in apmd on Draytek Vigor3900, Vigor2960, and Vigor300B devices before A stack-based buffer overflow in apmd on Draytek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1 allows remote attackers to achieve code execution via a remote HTTP request.

CVE-2020-10828 [CRITICAL] CWE-787 CVE-2020-10828: A stack-based buffer overflow in cvmd on Draytek Vigor3900, Vigor2960, and Vigor300B devices before A stack-based buffer overflow in cvmd on Draytek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1 allows remote attackers to achieve code execution via a remote HTTP request.

CVE-2020-14993 [CRITICAL] CWE-787 CVE-2020-14993: A stack-based buffer overflow on DrayTek Vigor2960, Vigor3900, and Vigor300B devices before 1.5.1.1 A stack-based buffer overflow on DrayTek Vigor2960, Vigor3900, and Vigor300B devices before 1.5.1.1 allows remote attackers to execute arbitrary code via the formuserphonenumber parameter in an authusersms action to mainfunction.cgi.

CVE-2020-14472 [CRITICAL] CWE-77 CVE-2020-14472: On Draytek Vigor3900, Vigor2960, and Vigor 300B devices before 1.5.1.1, there are some command-injec On Draytek Vigor3900, Vigor2960, and Vigor 300B devices before 1.5.1.1, there are some command-injection vulnerabilities in the mainfunction.cgi file.

CVE-2024-12986 [CRITICAL] CWE-77 CVE-2024-12986: A vulnerability, which was classified as critical, has been found in DrayTek Vigor2960 and Vigor300B A vulnerability, which was classified as critical, has been found in DrayTek Vigor2960 and Vigor300B 1.5.1.3/1.5.1.4. This issue affects some unknown processing of the file /cgi-bin/mainfunction.cgi/apmcfgupptim of the component Web Management Interface. The manipulation of the argument session leads to os command injection. The attack may be initi

CVE-2021-43118 [CRITICAL] CWE-77 CVE-2021-43118: A Remote Command Injection vulnerability exists in DrayTek Vigor 2960 1.5.1.3, DrayTek Vigor 3900 1. A Remote Command Injection vulnerability exists in DrayTek Vigor 2960 1.5.1.3, DrayTek Vigor 3900 1.5.1.3, and DrayTek Vigor 300B 1.5.1.3 via a crafted HTTP message containing malformed QUERY STRING in mainfunction.cgi, which could let a remote malicious user execute arbitrary code.

CVE-2026-3040 [HIGH] CWE-77 CVE-2026-3040: A vulnerability was identified in DrayTek Vigor 300B up to 1.5.1.6. This affects the function cgiGet A vulnerability was identified in DrayTek Vigor 300B up to 1.5.1.6. This affects the function cgiGetFile of the file /cgi-bin/mainfunction.cgi/uploadlangs of the component Web Management Interface. The manipulation of the argument File leads to os command injection. The attack may be initiated remotely. The exploit is publicly available and might be used

CVE-2020-10823 [CRITICAL] CWE-787 CVE-2020-10823: A stack-based buffer overflow in /cgi-bin/activate.cgi through var parameter on Draytek Vigor3900, V A stack-based buffer overflow in /cgi-bin/activate.cgi through var parameter on Draytek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1 allows remote attackers to achieve code execution via a remote HTTP request (issue 1 of 3).

CVE-2020-10825 [CRITICAL] CWE-787 CVE-2020-10825: A stack-based buffer overflow in /cgi-bin/activate.cgi while base64 decoding ticket parameter on Dra A stack-based buffer overflow in /cgi-bin/activate.cgi while base64 decoding ticket parameter on Draytek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1 allows remote attackers to achieve code execution via a remote HTTP request (issue 3 of 3).

CVE-2020-10824 [CRITICAL] CWE-787 CVE-2020-10824: A stack-based buffer overflow in /cgi-bin/activate.cgi through ticket parameter on Draytek Vigor3900 A stack-based buffer overflow in /cgi-bin/activate.cgi through ticket parameter on Draytek Vigor3900, Vigor2960, and Vigor300B devices before 1.5.1 allows remote attackers to achieve code execution via a remote HTTP request (issue 2 of 3).

CVE-2021-42911 [CRITICAL] CWE-134 CVE-2021-42911: A Format String vulnerability exists in DrayTek Vigor 2960 <= 1.5.1.3, DrayTek Vigor 3900 <= 1.5.1.3 A Format String vulnerability exists in DrayTek Vigor 2960 <= 1.5.1.3, DrayTek Vigor 3900 <= 1.5.1.3, and DrayTek Vigor 300B <= 1.5.1.3 in the mainfunction.cgi file via a crafted HTTP message containing malformed QUERY STRING, which could let a remote malicious user execute arbitrary code.

CVE-2020-14473 [CRITICAL] CWE-787 CVE-2020-14473: Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware befor Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1.

CVE-2024-43027 [HIGH] CWE-77 CVE-2024-43027: DrayTek Vigor 3900 before v1.5.1.5_Beta, DrayTek Vigor 2960 before v1.5.1.5_Beta and DrayTek Vigor 3 DrayTek Vigor 3900 before v1.5.1.5_Beta, DrayTek Vigor 2960 before v1.5.1.5_Beta and DrayTek Vigor 300B before v1.5.1.5_Beta were discovered to contain a command injection vulnerability via the action parameter at cgi-bin/mainfunction.cgi.