CVE-2025-10547
DrayTek · published 2025-10-03
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by CERT/CC via the CVE Program.
An uninitialized variable in the HTTP CGI request arguments processing component of Vigor Routers running DrayOS may allow an attacker the ability to perform RCE on the appliance through memory corruption.
Filed by CERT/CC; not a statement by DrayTek.
Status at the source
- NVD status: Deferred — NVD has not analysed this CVE.
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| DrayTek Corporation | Vigor1000B | 0 – before 4.4.5.1: affected |
| DrayTek Corporation | Vigor2962 | 0 – before 4.4.5.1: affected |
| DrayTek Corporation | Vigor3910 | 0 – before 4.4.3.6: affected |
| DrayTek Corporation | Vigor3912 | 0 – before 4.4.5.1: affected |
| DrayTek Corporation | Vigor2135 | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2763 | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2765 | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2766 | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2865 | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2865 LTE Series | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2865L-5G Series | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2866 | 1.0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2866 LTE | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2927 | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor 2927 LTE | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2927L-5G | 0 – before 4.5.1: affected |
| DrayTek Corporation | Vigor2915 | 0 – before 4.4.6.1: affected |
| DrayTek Corporation | Vigor2862 | 0 – before 3.9.9.12: affected |
| DrayTek Corporation | Vigor2862 LTE | 0 – before 3.9.9.12: affected |
| DrayTek Corporation | Vigor2926 | 0 – before 3.9.9.12: affected |
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 3.1: 9.8 CRITICAL — as published by CISA-ADP (Secondary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: none · Automatable: no · Technical impact: total
DeSpy does not score records. These are the sources' own values.
Sources
References the source lists
- https://www.draytek.com/about/security-advisory/use-of-uninitialized-variable-vulnerabilities/
- https://www.kb.cert.org/vuls/id/294418
Source dates: published 2025-10-03, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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