CVE-2012-3547: freeradius

Vulnerability summary

CVE-2012-3547 is a medium (CVSS 6.8) vulnerability in freeradius. EPSS estimates a 5.70% chance of exploitation in the next 30 days, higher than 92.9% of scored vulnerabilities.

Timeline

1. 18-09-2012
   PublishedVulnerability first disclosed.
2. 06-08-2024
   Last modifiedVulnerability information updated.

Description

Stack-based buffer overflow in the cbtls_verify function in FreeRADIUS 2.1.10 through 2.1.12, when using TLS-based EAP methods, allows remote attackers to cause a denial of service (server crash) and possibly execute arbitrary code via a long "not after" timestamp in a client certificate.

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.