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CVE-2020-28194

Critical

Description

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.

SeverityCritical
CVSS9.8
Exploit probability—
ProductAccel-ppp
PublishedFeb 1, 2021
First seenFeb 1, 2021

How to fix

Update
  • accel-ppp accel-ppp1.12.0-e9d369a or later

Affected products

ProductAffected versionsFixed in
accel-ppp accel-pppv < 1.12.0-e9d369a1.12.0-e9d369a

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