Detections
Analytics
EulerOS Virtualization 2.9.0 : avahi (EulerOS-SA-2021-2789)
medium Nessus Plugin ID 155471
Synopsis
The remote EulerOS Virtualization host is missing a security update.Description
According to the versions of the avahi package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :- A flaw was found in avahi in versions 0.6 up to 0.8. The event used to signal the termination of the client connection on the avahi Unix socket is not correctly handled in the client_work function, allowing a local attacker to trigger an infinite loop. The highest threat from this vulnerability is to the availability of the avahi service, which becomes unresponsive after this flaw is triggered.
(CVE-2021-3468)
Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
Solution
Update the affected avahi packages.See Also
Plugin Details
Severity: Medium
ID: 155471
File Name: EulerOS_SA-2021-2789.nasl
Version: 1.3
Type: local
Family: Huawei Local Security Checks
Published: 11/17/2021
Updated: 4/18/2022
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Low
Score: 3.6
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-2021-3468
CVSS v3
Risk Factor: Medium
Base Score: 5.5
Temporal Score: 4.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:huawei:euleros:avahi-libs, cpe:/o:huawei:euleros:uvp:2.9.0
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/EulerOS/release, Host/EulerOS/rpm-list, Host/EulerOS/uvp_version
Exploit Ease: No known exploits are available
Patch Publication Date: 11/17/2021
Vulnerability Publication Date: 6/2/2021
Reference Information
CVE: CVE-2021-3468