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RHEL 8 : zziplib (RHSA-2021:4316)

low Nessus Plugin ID 155216

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Synopsis

The remote Red Hat host is missing a security update for zziplib.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:4316 advisory.

 The zziplib is a lightweight library to easily extract data from zip files.

 Security Fix(es):

 * zziplib: infinite loop via the return value of zzip_file_read() as used in unzzip_cat_file() (CVE-2020-18442)

 For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

 Additional Changes:

 For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 RHEL zziplib package based on the guidance in RHSA-2021:4316.

See Also

http://www.nessus.org/u?7240878e

http://www.nessus.org/u?f2fce414

https://access.redhat.com/security/updates/classification/#low

https://access.redhat.com/errata/RHSA-2021:4316

https://bugzilla.redhat.com/show_bug.cgi?id=1973826

Plugin Details

Severity: Low

ID: 155216

File Name: redhat-RHSA-2021-4316.nasl

Version: 1.10

Type: local

Agent: unix

Published: 11/11/2021

Updated: 11/7/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.2

Vendor

Vendor Severity: Low

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2020-18442

CVSS v3

Risk Factor: Low

Base Score: 3.3

Temporal Score: 3

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:zziplib-utils, p-cpe:/a:redhat:enterprise_linux:zziplib, p-cpe:/a:redhat:enterprise_linux:zziplib-devel, cpe:/o:redhat:enterprise_linux:8

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 6/18/2021

Reference Information

CVE: CVE-2020-18442

CWE: 835

RHSA: 2021:4316