CVE-2022-41860

2022-12-1400:00:00

ubuntu.com

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.001 Low

EPSS

Percentile

34.5%

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+esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN

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) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN