CVSS 4.0
8.5 highCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:PCVE-2026-129352 TRENDnet TEW-657BRM upgrade_flash.cgi stack-based overflow
High (8.5) in trendnet tew-657brm.
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A vulnerability was detected in TRENDnet TEW-657BRM 1.00.1. This issue affects some unknown processing of the file /usr/sbin/upgrade_flash.cgi. Performing a manipulation of the argument boundary results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor explains: ""I am not able to confirm if such vulnerability exists as the product has been EOL for more than 15 years. We will send out an announcement letting customers know."
Severity
CVSS 3.1
9.1 criticalCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H- CWEs
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-121 Stack-based Buffer Overflow - Published
- Modified
- Assigned by
- VulDB (CNA)
- NVD analysis
- Deferred: the NVD does not plan to analyze it
- Record from
- the NVD, synced
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Affected
Versions
From the CNA's record in the CVE List.
| Product | Affected |
|---|---|
| TRENDnet TEW-657BRM | 1.00.1 |
Attack patterns (CAPEC)
The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits. More on the page of CWE-119 (12).
History
- Score 9.4 → 8.5 high
- The NVD deferred its analysis
Changes since this site first stored the record. The same for every record: /api/public/changes.