PT-2026-25532 · Belkin+1 · F9K1122+1

Ltzhust2 + 1 · Published 2026-03-14 · Updated 2026-03-16 · CVE-2026-4167

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Belkin F9K1122 version 1.00.33

Description A flaw exists in Belkin F9K1122 version 1.00.33 that allows for a stack-based buffer overflow. This issue is related to the formReboot function within the /goform/formReboot file. Manipulation of the webpage argument can trigger the overflow. The attack can be initiated remotely, and the exploit has been publicly disclosed. The vendor was notified but did not respond.

Recommendations Belkin F9K1122 version 1.00.33: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Stack Overflow

Weakness Enumeration

CWE-119

CWE-121

Related Identifiers

CVE-2026-4167

Affected Products

F9K1122

Perl

References · 14

• 🔥 https://github.com/Litengzheng/vul_db/blob/main/Belkin/vul_152/README.md#proof-of-concept-poc · Exploit
• https://osv.dev/vulnerability/ALPINE-CVE-2026-4167 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-4167 · Security Note
• https://github.com/Litengzheng/vul_db/blob/main/Belkin/vul_152/README.md · Note
• https://vuldb.com/?ctiid.351074 · Note
• https://twitter.com/CveFindCom/status/2033577654364803530 · Twitter Post
• https://twitter.com/TheHackerWire/status/2033604160424448277 · Twitter Post
• https://vuldb.com/?submit.769727 · Note
• https://twitter.com/CVEnew/status/2033194286255382627 · Twitter Post
• https://security.alpinelinux.org/vuln/CVE-2026-4167 · Note
• https://vuldb.com/?id.351074 · Note
• https://t.me/CVEtracker/47414 · Telegram Post
• https://twitter.com/cyberbivash/status/2033065602080821521 · Twitter Post
• https://twitter.com/vuldb/status/2032905907240317015 · Twitter Post