Vulnerability · Published Jan 7, 2024 · Assigned by VulDB

CVE-2023-7213Totolink N350RT HTTP POST Request main stack-based overflow

Medium 6.3

In plain English

A medium-severity stack buffer overflow in N350RT from Totolink. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.9%top 40.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability classified as critical was found in Totolink N350RT 9.3.5u.6139_B20201216. Affected by this vulnerability is the function main of the file /cgi-bin/cstecgi.cgi?action=login&flag=1 of the component HTTP POST Request Handler. The manipulation of the argument v33 leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-249769 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
Totolink	N350RT	9.3.5u.6139_B20201216

Weakness: CWE-121 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

References

https://vuldb.com/?id.249769 vdb-entry, technical-description
https://vuldb.com/?ctiid.249769 signature, permissions-required
https://github.com/jylsec/vuldb/blob/main/TOTOLINK/N350RT/2/README.md broken-link, exploit