CVE-2025-5969: D-Link DIR-632 HTTP POST Request biurl_grou FUN_00425fd8 stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-06-10 · updated 2026-06-17
Weakness: CWE-119

Description

A vulnerability has been found in D-Link DIR-632 FW103B08 and classified as critical. Affected by this vulnerability is the function FUN_00425fd8 of the file /biurl_grou of the component HTTP POST Request Handler. The manipulation leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Affected products

D-Link DIR-632: 103b08

References

https://github.com/xiaobor123/vul-finds/tree/main/vul-find-dir632-dlink-FUN_00425fd8
https://github.com/xiaobor123/vul-finds/tree/main/vul-find-dir632-dlink-FUN_00425fd8#poc
https://vuldb.com/?ctiid.311845
https://vuldb.com/?id.311845
https://vuldb.com/?submit.592336
https://www.dlink.com/

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