CVE-2024-0535: Tenda PA6 httpd portmap cgiPortMapAdd stack-based overflow

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-01-15 · updated 2026-06-17
Weakness: CWE-121

Description

A vulnerability classified as critical was found in Tenda PA6 1.0.1.21. Affected by this vulnerability is the function cgiPortMapAdd of the file /portmap of the component httpd. The manipulation of the argument groupName 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-250705 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Tenda PA6: 1.0.1.21

References

https://github.com/jylsec/vuldb/blob/main/Tenda/PA6/2/README.md
https://vuldb.com/?ctiid.250705
https://vuldb.com/?id.250705
https://github.com/jylsec/vuldb/blob/main/Tenda/PA6/2/README.md
https://vuldb.com/?ctiid.250705
https://vuldb.com/?id.250705

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