Vulnerability · Published Jan 17, 2023 · Assigned by redhat

CVE-2022-41860

High 7.5

In plain English

A high-severity null pointer dereference in freeradius. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 69% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.2%top 31.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In freeradius, when an EAP-SIM supplicant sends an unknown SIM option, the server will try to look that option up in the internal dictionaries. This lookup will fail, but the SIM code will not check for that failure. Instead, it will dereference a NULL pointer, and cause the server to crash.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8freeradius3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-devel3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-devel3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-doc3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-doc3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-krb53.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-krb53.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-ldap3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-ldap3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-mysql3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-mysql3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-perl3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-perl3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-postgresql3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-postgresql3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-rest3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-rest3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-sqlite3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-sqlite3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-unixODBC3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-unixODBC3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8freeradius-utils3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9freeradius-utils3.0.21-37.el9ALSA-2023:2166
AlmaLinux:8python3-freeradius3.0.20-14.module_el8.8.0+3469+c05aea40ALSA-2023:2870
AlmaLinux:9python3-freeradius3.0.21-37.el9ALSA-2023:2166
Debian:12freeradius3.2.0+dfsg-1DEBIAN-CVE-2022-41860
Debian:13freeradius3.2.0+dfsg-1DEBIAN-CVE-2022-41860
Debian:14freeradius3.2.0+dfsg-1DEBIAN-CVE-2022-41860
Rocky Linux:8freeradius0:3.0.20-14.module+el8.8.0+1130+46a6e0a1RLSA-2023:2870
Ubuntu:22.04:LTSfreeradius3.0.26~dfsg~git20220223.1.00ed0241fa-0ubuntu3.1USN-5785-1

Affected products (as reported)

VendorProductVersions
n/a freeradius All versions from 0.9.3 to 3.0.25

Weakness: CWE-476 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References