Detections
Analytics

Fedora 36 : libtasn1 (2022-3f9ee1ad91)

critical Nessus Plugin ID 169067

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Synopsis

The remote Fedora host is missing one or more security updates.

Description

The remote Fedora 36 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2022-3f9ee1ad91 advisory.

 - GNU Libtasn1 before 4.19.0 has an ETYPE_OK off-by-one array size check that affects asn1_encode_simple_der. (CVE-2021-46848)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected libtasn1 package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2022-3f9ee1ad91

Plugin Details

Severity: Critical

ID: 169067

File Name: fedora_2022-3f9ee1ad91.nasl

Version: 1.1

Type: local

Agent: unix

Published: 12/22/2022

Updated: 9/12/2023

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:C

CVSS Score Source: CVE-2021-46848

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:fedoraproject:fedora:36, p-cpe:/a:fedoraproject:fedora:libtasn1

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/2/2022

Vulnerability Publication Date: 10/24/2022

Reference Information

CVE: CVE-2021-46848