CVE-2023-7220: Totolink NR1800X cstecgi.cgi loginAuth stack-based overflow

Published Jan 9, 2024
·
Updated

A vulnerability was found in Totolink NR1800X 9.1.0u.6279B20210910 and classified as critical. Affected by this issue is the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument password leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-249854 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

2 affected components
All of the following
TOTOLINK Nr1800x Firmware=9.1.0u.6279_b20210910
TOTOLINK NR1800X

Event History

Jan 9, 2024
CVE Published
via MITRE·07:31 AM
Data Sourced
via MITRE·07:31 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2023-7220?

CVE-2023-7220 is classified as a critical severity vulnerability.

2

How do I fix CVE-2023-7220?

To fix CVE-2023-7220, update the Totolink NR1800X firmware to a version that addresses this vulnerability.

3

What type of vulnerability is CVE-2023-7220?

CVE-2023-7220 is a stack-based buffer overflow vulnerability.

4

Which device is affected by CVE-2023-7220?

CVE-2023-7220 affects the Totolink NR1800X firmware version 9.1.0u.6279_B20210910.

5

What component of the Totolink NR1800X does CVE-2023-7220 impact?

CVE-2023-7220 impacts the loginAuth function in the /cgi-bin/cstecgi.cgi file.

Contact

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