PatchSiren

FAST CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

CRITICAL FAST CVE published 2026-09-28

CVE-2026-101039

A vulnerability was identified in FAST FAC1900R 20190827_2.0.2. Affected by this issue is the function copy_msg_element of the component devdiscover Service. Such manipulation leads to stack-based buffer overflow. The attack can be executed remotely. This vulnerability has a significant impact on network security, as it allows attackers to potentially execute arbitrary code on affected systems. Defenders [truncated]

HIGH FAST CVE published 2026-09-28

CVE-2026-101038

A vulnerability was determined in FAST FAC1200R 5.0_20201119_1.0.2. Affected by this vulnerability is the function MmtAtePrase of the component MmtAtePrase Parser. This manipulation causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized. Defenders should assess exposure and prioritize verification and remediation effor [truncated]

HIGH FAST CVE published 2026-09-28

CVE-2026-101037

A vulnerability was found in FAST FAC1200R 5.0_20201119_1.0.2, affecting the parse_advertisement_frame function of the devdiscover Service, leading to a stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used. Defenders should assess exposure and prioritize verifying the impact of potential buffer overflow attacks on the devdiscover Service. Fur [truncated]