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Fencer Vulns
high 8.8

CVE-2024-41339 json

An issue in the CGI endpoint used to upload configurations in Draytek devices Vigor 165/166 prior to v4.2.6 , Vigor 2620/LTE200 prior to v3…

published 2025-02-27 20 mo ago modified 2026-07-08 4 mo ago also EUVD-2025-5950

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

An issue in the CGI endpoint used to upload configurations in Draytek devices Vigor 165/166 prior to v4.2.6 , Vigor 2620/LTE200 prior to v3.9.8.8, Vigor 2860/2925 prior to v3.9.7, Vigor 2862/2926 prior to v3.9.9.4, Vigor 2133/2762/2832 prior to v3.9.8, Vigor 2135/2765/2766 prior to v4.4.5.1, Vigor 2865/2866/2927 prior to v4.4.5.3, Vigor 2962/3910 prior to v4.3.2.7, Vigor 3912 prior to v4.3.5.2, and Vigor 2925 up to v3.9.6 allows attackers to upload a crafted kernel module, allowing for arbitrary code execution.

Patch / fix

  • draytek vigor165_firmware 4.2.7
  • draytek vigor166_firmware 4.2.7
  • draytek vigor2620_firmware 3.9.8.9
  • draytek vigorlte200_firmware 3.9.8.9
  • draytek vigor2860_firmware 3.9.8
  • draytek vigor2925_firmware 3.9.8
  • draytek vigor2862_firmware 3.9.9.5
  • draytek vigor2926_firmware 3.9.9.5
  • draytek vigor2133_firmware 3.9.9
  • draytek vigor2762_firmware 3.9.9
  • draytek vigor2832_firmware 3.9.9
  • draytek vigor2135_firmware 4.4.5.1
  • draytek vigor2765_firmware 4.4.5.1
  • draytek vigor2766_firmware 4.4.5.1
  • draytek vigor2865_firmware 4.4.5.3
  • draytek vigor2866_firmware 4.4.5.3
  • draytek vigor2927_firmware 4.4.5.3
  • draytek vigor2962_firmware 4.3.2.8
  • draytek vigor3910_firmware 4.3.2.8
  • draytek vigor3912_firmware 4.3.6.1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
18 mo ago

Exploit prediction

0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.