Vulnerability · Published Jul 30, 2024 · Assigned by VulDB

CVE-2024-7213TOTOLINK A7000R cstecgi.cgi setWizardCfg buffer overflow

High 8.8

In plain English

A high-severity buffer overflow in A7000R from TOTOLINK. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 66% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)1.1%top 34.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability, which was classified as critical, was found in TOTOLINK A7000R 9.1.0u.6268_B20220504. Affected is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ssid leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-272784. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
TOTOLINK	A7000R	9.1.0u.6268_B20220504

Weakness: CWE-120 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

VDB-272784 | TOTOLINK A7000R cstecgi.cgi setWizardCfg buffer overflow vdb-entry, technical-description
VDB-272784 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #378313 | TOTOLINK A7000R V9.1.0u.6268_B20220504 Buffer Overflow third-party-advisory
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/A7000R/setWizardCfg.md exploit