An issue in the CGI endpoint used to upload configurations in Draytek devices Vigor…
Priority MEDIUM 41CWE-434Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-434.
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00646 51st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 42
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:draytek:vigor165_firmware:*:*:*:*:*:*:*:* | before 4.2.7 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor165:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor166_firmware:*:*:*:*:*:*:*:* | before 4.2.7 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor166:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2620_firmware:*:*:*:*:*:*:*:* | before 3.9.8.9 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2620:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigorlte200_firmware:*:*:*:*:*:*:*:* | before 3.9.8.9 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigorlte200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2860_firmware:*:*:*:*:*:*:*:* | before 3.9.8 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2860:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
- cpe:2.3:o:draytek:vigor165_firmware:*:*:*:*:*:*:*:* Versions before 4.2.7 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor165:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor166_firmware:*:*:*:*:*:*:*:* Versions before 4.2.7 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor166:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2620_firmware:*:*:*:*:*:*:*:* Versions before 3.9.8.9 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2620:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigorlte200_firmware:*:*:*:*:*:*:*:* Versions before 3.9.8.9 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigorlte200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2860_firmware:*:*:*:*:*:*:*:* Versions before 3.9.8 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2860:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
Show 32 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:draytek:vigor2925_firmware:*:*:*:*:*:*:*:* | before 3.9.8 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2925:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2862_firmware:*:*:*:*:*:*:*:* | before 3.9.9.5 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2862:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2926_firmware:*:*:*:*:*:*:*:* | before 3.9.9.5 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2926:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2133_firmware:*:*:*:*:*:*:*:* | before 3.9.9 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2133:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2762_firmware:*:*:*:*:*:*:*:* | before 3.9.9 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2762:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2832_firmware:*:*:*:*:*:*:*:* | before 3.9.9 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2832:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2135_firmware:*:*:*:*:*:*:*:* | before 4.4.5.1 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2135:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2765_firmware:*:*:*:*:*:*:*:* | before 4.4.5.1 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2765:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2766_firmware:*:*:*:*:*:*:*:* | before 4.4.5.1 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2766:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2865_firmware:*:*:*:*:*:*:*:* | before 4.4.5.3 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2865:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2866_firmware:*:*:*:*:*:*:*:* | before 4.4.5.3 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2866:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2927_firmware:*:*:*:*:*:*:*:* | before 4.4.5.3 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2927:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor2962_firmware:*:*:*:*:*:*:*:* | before 4.3.2.8 | Vulnerable | DrayTek |
| cpe:2.3:o:draytek:vigor2962_firmware:4.4.3.0:*:*:*:*:*:*:* | 4.4.3.0 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor2962:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor3910_firmware:*:*:*:*:*:*:*:* | before 4.3.2.8 | Vulnerable | DrayTek |
| cpe:2.3:o:draytek:vigor3910_firmware:4.4.3:*:*:*:*:*:*:* | 4.4.3 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor3910:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
| cpe:2.3:o:draytek:vigor3912_firmware:*:*:*:*:*:*:*:* | before 4.3.6.1 | Vulnerable | DrayTek |
| cpe:2.3:h:draytek:vigor3912:-:*:*:*:*:*:*:* | not specified by NVD | Running on | DrayTek |
- cpe:2.3:o:draytek:vigor2925_firmware:*:*:*:*:*:*:*:* Versions before 3.9.8 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2925:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2862_firmware:*:*:*:*:*:*:*:* Versions before 3.9.9.5 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2862:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2926_firmware:*:*:*:*:*:*:*:* Versions before 3.9.9.5 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2926:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2133_firmware:*:*:*:*:*:*:*:* Versions before 3.9.9 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2133:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2762_firmware:*:*:*:*:*:*:*:* Versions before 3.9.9 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2762:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2832_firmware:*:*:*:*:*:*:*:* Versions before 3.9.9 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2832:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2135_firmware:*:*:*:*:*:*:*:* Versions before 4.4.5.1 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2135:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2765_firmware:*:*:*:*:*:*:*:* Versions before 4.4.5.1 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2765:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2766_firmware:*:*:*:*:*:*:*:* Versions before 4.4.5.1 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2766:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2865_firmware:*:*:*:*:*:*:*:* Versions before 4.4.5.3 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2865:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2866_firmware:*:*:*:*:*:*:*:* Versions before 4.4.5.3 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2866:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2927_firmware:*:*:*:*:*:*:*:* Versions before 4.4.5.3 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2927:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor2962_firmware:*:*:*:*:*:*:*:* Versions before 4.3.2.8 Vulnerable ·DrayTek
- cpe:2.3:o:draytek:vigor2962_firmware:4.4.3.0:*:*:*:*:*:*:* Versions 4.4.3.0 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor2962:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor3910_firmware:*:*:*:*:*:*:*:* Versions before 4.3.2.8 Vulnerable ·DrayTek
- cpe:2.3:o:draytek:vigor3910_firmware:4.4.3:*:*:*:*:*:*:* Versions 4.4.3 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor3910:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
- cpe:2.3:o:draytek:vigor3912_firmware:*:*:*:*:*:*:*:* Versions before 4.3.6.1 Vulnerable ·DrayTek
- cpe:2.3:h:draytek:vigor3912:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·DrayTek
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-41339
- 2026-10-03 Alias added: GHSA-cpr3-4f88-q3jq
- 2026-10-19 EPSS moved to the 50th–90th percentile
References
More DrayTek Vigor165 Firmware vulnerabilities
- TI-2023-16684 Draytek Vigor Routers firmware versions below 3.9.6/4.2.4, Access Points firmware… CVSS 3.1CRITICAL 9.8
- TI-2024-27685 Buffer Overflow vulnerabilities exist in DrayTek Vigor310 devices through 4.3.2.6 (in the… CVSS 3.1HIGH 8.0
- TI-2024-27681 DrayTek Vigor3910 devices through 4.3.2.6 have a stack-based overflow when processing… CVSS 3.1HIGH 8.0
- TI-2022-14179 An issue was discovered on certain DrayTek Vigor routers before July 2022 such as the… CVSS 3.1CRITICAL 10.0
- TI-2024-27682 DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary… CVSS 3.1CRITICAL 9.8
- TI-2024-27585 Draytek devices Vigor 165/166 prior to v4.2.6 , Vigor 2620/LTE200 prior to v3.9.8.8… CVSS 3.1HIGH 8.8
Sources
- CVE-2024-41339 · CVE Program
- CVE-2024-41339 · NVD
- FIRST EPSS
- GHSA-cpr3-4f88-q3jq · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences