EulerOS 2.0 SP9 : busybox (EulerOS-SA-2021-2546)

high Nessus Plugin ID 153733
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 EulerOS host is missing a security update.

Description

According to the versions of the busybox package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

- decompress_gunzip.c in BusyBox through 1.32.1 mishandles the error bit on the huft_build result pointer, with a resultant invalid free or segmentation fault, via malformed gzip data. (CVE-2021-28831)

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 busybox packages.

See Also

http://www.nessus.org/u?ffbbad0e

Plugin Details

Severity: High

ID: 153733

File Name: EulerOS_SA-2021-2546.nasl

Version: 1.2

Type: local

Published: 9/27/2021

Updated: 9/27/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2021-28831

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:huawei:euleros:busybox-help, cpe:/o:huawei:euleros:2.0

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

Excluded KB Items: Host/EulerOS/uvp_version

Exploit Ease: No known exploits are available

Patch Publication Date: 9/27/2021

Vulnerability Publication Date: 3/19/2021

Reference Information

CVE: CVE-2021-28831