Description
An issue was discovered in openmptcprouter thru 0.64 in file common/package/utils/sys-upgrade-helper/src/tools/sysupgrade.c in function create_xor_ipad_opad allowing attackers to potentially write arbitrary files or execute arbitrary commands.
Affected products
openmptcprouter: openmptcprouter
References2
- github.com/Ysurac/openmptcprouter/commit/09393d1c41a227bea7d5b8… Patch
- gist.github.com/AradCohen/939ee50d60c4d2bd555a364615a5ab9c ExploitThird Party Advisory
Metrics
- CVSS 3.1
-
9.8
CRITICAL
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 1% percentile: 53 · as of 11 November 2026
- CWE
- CWE-78
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.