CVE-2022-41860

2022-12-1400:00:00

ubuntu.com

freeradius

eap-sim

vulnerability

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

39.0%

JSON

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.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchfreeradius< 3.0.16+dfsg-1ubuntu3.2UNKNOWN
ubuntu20.04noarchfreeradius< 3.0.20+dfsg-3ubuntu0.2UNKNOWN
ubuntu16.04noarchfreeradius< 2.2.8+dfsg-0.1ubuntu0.1+esm1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	freeradius	< 3.0.16+dfsg-1ubuntu3.2	UNKNOWN
ubuntu	20.04	noarch	freeradius	< 3.0.20+dfsg-3ubuntu0.2	UNKNOWN
ubuntu	16.04	noarch	freeradius	< 2.2.8+dfsg-0.1ubuntu0.1+esm1	UNKNOWN