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Fencer Intel
high 8.0

CVE-2024-41590 json

Several CGI endpoints are vulnerable to buffer overflows, by authenticated users, because of missing bounds checking on parameters passed t…

published 2y ago modified 4mo ago also EUVD-2024-39087

cvss
8.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

Several CGI endpoints are vulnerable to buffer overflows, by authenticated users, because of missing bounds checking on parameters passed through POST requests to the strcpy function on DrayTek Vigor310 devices through 4.3.2.6.

Patch / fix

  • draytek vigor2765_firmware 4.4.5.3
  • draytek vigor2763_firmware 4.4.5.3
  • draytek vigor2135_firmware 4.4.5.3
  • draytek vigor166_firmware 4.2.7
  • draytek vigor3912_firmware 4.3.6.1
  • draytek vigor1000b_firmware 4.3.2.8, 4.4.3.1
  • draytek vigor165_firmware 4.2.7
  • draytek vigor3910_firmware 4.3.2.8, 4.4.3.1
  • draytek vigor2962_firmware 4.3.2.8, 4.4.3.1
  • draytek vigor2915_firmware 4.4.5.3
  • draytek vigor2866_firmware 4.4.5.2
  • draytek vigor2766_firmware 4.4.5.3
  • draytek vigor2865_firmware 4.4.5.2

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2y ago

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.0 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 8.0 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • draytek vigor3910_firmware

Classification

Weakness
  • CWE-121 Stack-based Buffer Overflow

References

Sources

Fencer Intel 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.