CVE Tools

Vigor300b Firmware

17 CVEs tracked. 3 of them are in CISA KEV.

This hub aggregates every CVE we track for Vigor300b Firmware, a product in the networking infrastructure space. Use it to gauge the current risk picture and drill into individual advisories.

Vigor300b Firmware CVEs per month

Oct 2024 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
Vigor300b Firmware CVEs per month
MonthCVEs
2024-100
2024-110
2024-122
2025-010
2025-020
2025-030
2025-040
2025-050
2025-060
2025-070
2025-080
2025-090
2025-100
2025-110
2025-120
2026-010
2026-021
2026-030
2026-040
2026-050
2026-060
2026-070
2026-080
2026-090

Severity

How the 17 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • Critical1376%
  • High318%
  • Medium16%

Latest CVEs

The 15 most recently published vulnerabilities affecting Vigor300b Firmware.

  1. CVE-2026-3040DrayTek Vigor 300B Web Management uploadlangs cgiGetFile os command injection4.7
  2. CVE-2024-12987DrayTek Vigor2960/Vigor300B Web Management Interface apmcfgupload os command injection7.3
  3. CVE-2024-12986DrayTek Vigor2960/Vigor300B Web Management Interface apmcfgupptim os command injection7.3
  4. CVE-2024-43027DrayTek 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 act...8.0
  5. CVE-2021-43118A 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 STRIN...9.8
  6. CVE-2021-42911A 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 conta...9.8
  7. CVE-2020-15415On 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-pyt...9.8
  8. CVE-2020-14472On Draytek Vigor3900, Vigor2960, and Vigor 300B devices before 1.5.1.1, there are some command-injection vulnerabilities in the mainfunction.cgi file.9.8
  9. CVE-2020-14473Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1.9.8
  10. CVE-2020-14993A 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 aut...9.8
  11. CVE-2020-10828A 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.9.8
  12. CVE-2020-10827A 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.9.8
  13. CVE-2020-10826/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.9.8
  14. CVE-2020-10825A 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 ...9.8
  15. CVE-2020-10824A 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...9.8

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