CVE-2026-101354
Performing a manipulation results in stack-based buffer overflow.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A security flaw has been discovered in FAST FAC1203R 20200116_2.0.4. The affected element is the function _tWlanTask of the component MmtAtePrase Parser. Performing a manipulation results in stack-based buffer overflow. The attacker must have access to the local network to execute the attack. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
- CVSS 4.0
- 8.6 HIGHCVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.38% probability · 32th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-121
- Source
- cna@vuldb.com
EPSS moved from 0.4% on 29 September 2026 to 0.4% on 26 October 2026.
References
- https://github.com/xiaobor123/vuls-find-VxWorks/tree/main/vul-find-FAST_FAC1203R-twlantask-MmtAtePrase-stack-overflow(1)/vul-find-FAST_FAC1203R-twlantask-MmtAtePrase-stack-overflow
- https://vuldb.com/cve/CVE-2026-101354
- https://vuldb.com/submit/927238
- https://vuldb.com/vuln/411088
- https://vuldb.com/vuln/411088/cti
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.