EulerOS Virtualization 2.5.0 : libtasn1 (EulerOS-SA-2018-1334)

high Nessus Plugin ID 118422

Synopsis

The remote EulerOS Virtualization host is missing a security update.

Description

According to the version of the libtasn1 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability :

- Two errors in the 'asn1_find_node()' function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.i1/4^CVE-2017-6891i1/4%0

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 libtasn1 package.

See Also

http://www.nessus.org/u?b90df9ea

Plugin Details

Severity: High

ID: 118422

File Name: EulerOS_SA-2018-1334.nasl

Version: 1.8

Type: local

Published: 10/26/2018

Updated: 2/3/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2017-6891

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

Vulnerability Information

CPE: p-cpe:/a:huawei:euleros:libtasn1, p-cpe:/a:huawei:euleros:libtasn1-devel, cpe:/o:huawei:euleros:uvp:2.5.0

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: 9/30/2018

Reference Information

CVE: CVE-2017-6891