What’s Vulnerable › Vulnerabilities
CVE-2024-41596
- Severity: high (CVSS 8.0 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-10-03 · updated 2026-06-17
- Weakness: CWE-120
Description
Buffer Overflow vulnerabilities exist in DrayTek Vigor310 devices through 4.3.2.6 (in the Vigor management UI) because of improper retrieval and handling of the CGI form parameters.
Affected products
- DrayTek Vigor1000B Firmware: before 4.3.2.8; from 4.4.0.0 before 4.4.3.1 — fixed in 4.3.2.8, 4.4.3.1
- DrayTek Vigor165 Firmware: before 4.2.7 — fixed in 4.2.7
- DrayTek Vigor166 Firmware: before 4.2.7 — fixed in 4.2.7
- DrayTek Vigor2133 Firmware: all versions
- DrayTek Vigor2135 Firmware: before 4.4.5.3 — fixed in 4.4.5.3
- DrayTek Vigor2620 Firmware: all versions
- DrayTek Vigor2762 Firmware: all versions
- DrayTek Vigor2763 Firmware: before 4.4.5.3 — fixed in 4.4.5.3
- DrayTek Vigor2765 Firmware: before 4.4.5.3 — fixed in 4.4.5.3
- DrayTek Vigor2766 Firmware: before 4.4.5.3 — fixed in 4.4.5.3
- DrayTek Vigor2832 Firmware: all versions
- DrayTek Vigor2860 Firmware: all versions
- DrayTek Vigor2862 Firmware: all versions
- DrayTek Vigor2865 Firmware: before 4.4.5.2 — fixed in 4.4.5.2
- DrayTek Vigor2866 Firmware: before 4.4.5.2 — fixed in 4.4.5.2
- DrayTek Vigor2915 Firmware: before 4.4.5.3 — fixed in 4.4.5.3
- DrayTek Vigor2925 Firmware: all versions
- DrayTek Vigor2926 Firmware: all versions
- DrayTek Vigor2952 Firmware: all versions
- DrayTek Vigor2962 Firmware: before 4.3.2.8; from 4.4.0.0 before 4.4.3.1 — fixed in 4.3.2.8, 4.4.3.1
- DrayTek Vigor3220 Firmware: all versions
- DrayTek Vigor3910 Firmware: before 4.3.2.8; from 4.4.0.0 before 4.4.3.1 — fixed in 4.3.2.8, 4.4.3.1
- DrayTek Vigor3912 Firmware: before 4.3.6.1 — fixed in 4.3.6.1
- DrayTek Vigorlte200 Firmware: all versions
How to fix
Upgrade to a fixed version: DrayTek Vigor1000B Firmware 4.3.2.8, 4.4.3.1; DrayTek Vigor165 Firmware 4.2.7; DrayTek Vigor166 Firmware 4.2.7; DrayTek Vigor2135 Firmware 4.4.5.3; DrayTek Vigor2763 Firmware 4.4.5.3; DrayTek Vigor2765 Firmware 4.4.5.3; DrayTek Vigor2766 Firmware 4.4.5.3; DrayTek Vigor2865 Firmware 4.4.5.2; DrayTek Vigor2866 Firmware 4.4.5.2; DrayTek Vigor2915 Firmware 4.4.5.3; DrayTek Vigor2962 Firmware 4.3.2.8, 4.4.3.1; DrayTek Vigor3910 Firmware 4.3.2.8, 4.4.3.1. Check the vendor advisory for mitigations.
References
- https://www.forescout.com/resources/draybreak-draytek-research/
- https://www.forescout.com/resources/draytek14-vulnerabilities
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