CVE-2023-7221

Public Exploit
Totolink T6 HTTP POST Request main buffer overflow

Description

A vulnerability was found in Totolink T6 4.1.9cu.5241_B20210923. It has been classified as critical. This affects the function main of the file /cgi-bin/cstecgi.cgi?action=login of the component HTTP POST Request Handler. The manipulation of the argument v41 leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-249855. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.22%
Third-Party Advisory github.com Third-Party Advisory vuldb.com Third-Party Advisory vuldb.com
Affected: Totolink T6
Published at:
Updated at:

References

Link Tags
https://vuldb.com/?id.249855 third party advisory vdb entry technical description
https://vuldb.com/?ctiid.249855 signature third party advisory permissions required
https://github.com/jylsec/vuldb/blob/main/TOTOLINK/T6/1/README.md broken link third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2023-7221?
CVE-2023-7221 has been scored as a critical severity vulnerability.
How to fix CVE-2023-7221?
To fix CVE-2023-7221, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-7221 being actively exploited in the wild?
It is possible that CVE-2023-7221 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-7221?
CVE-2023-7221 affects Totolink T6.
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