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Amazon Linux 2 : libmspack (ALAS-2019-1310)

medium Nessus Plugin ID 129792

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

In mspack/cab.h in libmspack before 0.8alpha and cabextract before 1.8, the CAB block input buffer is one byte too small for the maximal Quantum block, leading to an out-of-bounds write.(CVE-2018-18584)

chmd_read_headers in mspack/chmd.c in libmspack before 0.8alpha accepts a filename that has '\\0' as its first or second character (such as the '/\\0' name).(CVE-2018-18585)

Solution

Run 'yum update libmspack' to update your system.

See Also

https://alas.aws.amazon.com/AL2/ALAS-2019-1310.html

Plugin Details

Severity: Medium

ID: 129792

File Name: al2_ALAS-2019-1310.nasl

Version: 1.4

Type: local

Agent: unix

Published: 10/11/2019

Updated: 4/18/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2018-18585

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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:P/RL:O/RC:C

CVSS Score Source: CVE-2018-18584

Vulnerability Information

CPE: cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:libmspack, p-cpe:/a:amazon:linux:libmspack-devel, p-cpe:/a:amazon:linux:libmspack-debuginfo

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/8/2019

Vulnerability Publication Date: 10/23/2018

Reference Information

CVE: CVE-2018-18584, CVE-2018-18585

ALAS: 2019-1310