CVE-2026-101037: FAST FAC1200R devdiscover Service parse_advertisement_frame stack-based overflow

Severity: critical (CVSS 9.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-28 · updated 2026-10-01
Weakness: CWE-119

Description

A vulnerability was found in FAST FAC1200R 5.0_20201119_1.0.2. Affected is the function parse_advertisement_frame of the component devdiscover Service. The manipulation results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

FAST FAC1200R: 5.0_20201119_1.0.2

References

https://github.com/xiaobor123/vuls-find-VxWorks/tree/main/vul-find-FAST_FAC1200R-copy_msg_element/vul-find-FAST_FAC1200R-copy_msg_element
https://vuldb.com/cve/CVE-2026-101037
https://vuldb.com/submit/927154
https://vuldb.com/vuln/410905
https://vuldb.com/vuln/410905/cti

Get alerted when CVE-2026-101037 or the next vulnerability affects your stack