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CVE-2020-28194 Detail

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.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/accel-ppp/accel-ppp/commit/e9d369aa0054312b7633e964e9f7eb323f1f3d69 Patch  Third Party Advisory 
https://github.com/accel-ppp/accel-ppp/commit/e9d369aa0054312b7633e964e9f7eb323f1f3d69 Patch  Third Party Advisory 
https://github.com/accel-ppp/accel-ppp/security/advisories/GHSA-2m44-rh3c-x4gr Patch  Third Party Advisory 
https://github.com/accel-ppp/accel-ppp/security/advisories/GHSA-2m44-rh3c-x4gr Patch  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-191 Integer Underflow (Wrap or Wraparound) cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

4 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-28194
NVD Published Date:
02/01/2021
NVD Last Modified:
11/21/2024
Source:
MITRE