Vulnerability Details CVE-2020-28194
Variable underflow exists in accel-ppp radius/packet.c when receiving a RADIUS vendor-specific attribute with length field is less than 2. It has an impact only when the attacker controls the RADIUS server, which can lead to arbitrary code execution.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 69.4%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
- https://github.com/accel-ppp/accel-ppp/commit/e9d369aa0054312b7633e964e9f7eb323f1f3d69
- https://github.com/accel-ppp/accel-ppp/security/advisories/GHSA-2m44-rh3c-x4gr
- https://github.com/accel-ppp/accel-ppp/commit/e9d369aa0054312b7633e964e9f7eb323f1f3d69
- https://github.com/accel-ppp/accel-ppp/security/advisories/GHSA-2m44-rh3c-x4gr