GLSA-202008-14 : Wireshark: Denial of service
medium Nessus Plugin ID 139890
Language:
New! Plugin Severity Now Using CVSS v3
The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
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
Plugin Details
Severity: Medium
ID: 139890
File Name: gentoo_GLSA-202008-14.nasl
Version: 1.4
Type: local
Family: Gentoo Local Security Checks
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: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P
Temporal Vector: CVSS2#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: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:2.3:o:gentoo:linux:*:*:*:*:*:*:*:*, p-cpe:2.3:a:gentoo:linux:wireshark:*:*:*:*:*:*:*
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