CentOS 6 / 7 : unzip (CESA-2015:0700)

Medium Nessus Plugin ID 81925

Synopsis

The remote CentOS host is missing a security update.

Description

Updated unzip packages that fix multiple security issues are now available for Red Hat Enterprise Linux 6 and 7.

Red Hat Product Security has rated this update as having Moderate security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section.

The unzip utility is used to list, test, or extract files from a zip archive.

A buffer overflow was found in the way unzip uncompressed certain extra fields of a file. A specially crafted Zip archive could cause unzip to crash or, possibly, execute arbitrary code when the archive was tested with unzip's '-t' option. (CVE-2014-9636)

A buffer overflow flaw was found in the way unzip computed the CRC32 checksum of certain extra fields of a file. A specially crafted Zip archive could cause unzip to crash when the archive was tested with unzip's '-t' option. (CVE-2014-8139)

An integer underflow flaw, leading to a buffer overflow, was found in the way unzip uncompressed certain extra fields of a file. A specially crafted Zip archive could cause unzip to crash when the archive was tested with unzip's '-t' option. (CVE-2014-8140)

A buffer overflow flaw was found in the way unzip handled Zip64 files.
A specially crafted Zip archive could possibly cause unzip to crash when the archive was uncompressed. (CVE-2014-8141)

Red Hat would like to thank oCERT for reporting the CVE-2014-8139, CVE-2014-8140, and CVE-2014-8141 issues. oCERT acknowledges Michele Spagnuolo of the Google Security Team as the original reporter of these issues.

All unzip users are advised to upgrade to these updated packages, which contain backported patches to correct these issues.

Solution

Update the affected unzip package.

See Also

http://www.nessus.org/u?6bf32160

http://www.nessus.org/u?3ebf8610

http://www.nessus.org/u?ba5fdb71

Plugin Details

Severity: Medium

ID: 81925

File Name: centos_RHSA-2015-0700.nasl

Version: 1.7

Type: local

Agent: unix

Published: 2015/03/19

Updated: 2019/10/02

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

Temporal Score: 4.3

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

Temporal Vector: CVSS2#E:ND/RL:OF/RC:ND

Vulnerability Information

CPE: p-cpe:/a:centos:centos:unzip, cpe:/o:centos:centos:6, cpe:/o:centos:centos:7

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

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2015/03/31

Vulnerability Publication Date: 2015/02/06

Reference Information

CVE: CVE-2014-8139, CVE-2014-8140, CVE-2014-8141, CVE-2014-9636

BID: 71790, 71792, 71793, 71825

RHSA: 2015:0700