Improper Synchronization Affecting freeradius-sqlite package, versions <0:3.0.20-3.module+el8.4.0+576+2d493411


Severity

Recommended
medium

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.2% (58th percentile)

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  • Snyk IDSNYK-ROCKY8-FREERADIUSSQLITE-3296550
  • published3 Feb 2023
  • disclosed21 Mar 2020

Introduced: 21 Mar 2020

CVE-2019-17185  (opens in a new tab)
CWE-662  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 freeradius-sqlite to version 0:3.0.20-3.module+el8.4.0+576+2d493411 or higher.
This issue was patched in RLSA-2020:4799.

NVD Description

Note: Versions mentioned in the description apply only to the upstream freeradius-sqlite package and not the freeradius-sqlite package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

In FreeRADIUS 3.0.x before 3.0.20, the EAP-pwd module used a global OpenSSL BN_CTX instance to handle all handshakes. This mean multiple threads use the same BN_CTX instance concurrently, resulting in crashes when concurrent EAP-pwd handshakes are initiated. This can be abused by an adversary as a Denial-of-Service (DoS) attack.

CVSS Scores

version 3.1