CVE-2023-7208 — A vulnerability classified as critical was found in Totolink X2000R_V2 2

A vulnerability classified as critical was found in Totolink X2000R_V2 2.0.0-B20230727.10434. This vulnerability affects the function formTmultiAP of the file /bin/boa. The manipulation leads to buffer overflow. VDB-249742 is the identifier assigned to this vulnerability. NOTE: T

01What is this vulnerability?

A vulnerability classified as critical was found in Totolink X2000R_V2 2.0.0-B20230727.10434. This vulnerability affects the function formTmultiAP of the file /bin/boa. The manipulation leads to buffer overflow. VDB-249742 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

02Affected products

Vendor	Product	Versions
Totolink	X2000R_V2	2.0.0-B20230727.10434

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2024-01-07T07:00:05.477Z
• Last modified: 2024-08-02T08:57:34.118Z

09References

• vuldb.com — https://vuldb.com/?id.249742
• vuldb.com — https://vuldb.com/?ctiid.249742
• github.com — https://github.com/unpWn4bL3/iot-security/blob/main/13.md