GLSA-202008-14 : Wireshark: Denial of service

medium Nessus Plugin ID 139890
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Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-202008-14 (Wireshark: Denial of service)

A double free error was discovered in Wireshark’s Kafka dissector.
Impact :

A remote attacker could exploit these vulnerabilities by sending a malformed packet or enticing a user to read a malformed packet trace file, causing a Denial of Service.
Workaround :

There is no known workaround at this time.

Solution

All Wireshark users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-analyzer/wireshark-3.2.6'

See Also

https://security.gentoo.org/glsa/202008-14

Plugin Details

Severity: Medium

ID: 139890

File Name: gentoo_GLSA-202008-14.nasl

Version: 1.4

Type: local

Published: 8/27/2020

Updated: 6/3/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2020-17498

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:wireshark, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 8/26/2020

Vulnerability Publication Date: 8/13/2020

Reference Information

CVE: CVE-2020-17498

GLSA: 202008-14

IAVB: 2020-B-0048-S