EulerOS Virtualization 3.0.6.0 : flex (EulerOS-SA-2020-1755)

critical Nessus Plugin ID 137974

Synopsis

The remote EulerOS Virtualization host is missing a security update.

Description

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

- Heap-based buffer overflow in the yy_get_next_buffer function in Flex before 2.6.1 might allow context-dependent attackers to cause a denial of service or possibly execute arbitrary code via vectors involving num_to_read.(CVE-2016-6354)

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 flex package.

See Also

http://www.nessus.org/u?2aec660a

Plugin Details

Severity: Critical

ID: 137974

File Name: EulerOS_SA-2020-1755.nasl

Version: 1.5

Type: local

Published: 7/1/2020

Updated: 3/5/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2016-6354

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/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:flex, cpe:/o:huawei:euleros:uvp:3.0.6.0

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: 6/30/2020

Reference Information

CVE: CVE-2016-6354