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FreeBSD : p7zip -- heap overflow vulnerability (a9bcaf57-4a7b-11e6-97f7-5453ed2e2b49)

high Nessus Plugin ID 92344

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Synopsis

The remote FreeBSD host is missing a security-related update.

Description

Cisco Talos reports :

An exploitable heap overflow vulnerability exists in the NArchive::NHfs::CHandler::ExtractZlibFile method functionality of 7zip that can lead to arbitrary code execution.

Solution

Update the affected package.

See Also

http://www.nessus.org/u?06eba330

http://www.nessus.org/u?9b94966a

Plugin Details

Severity: High

ID: 92344

File Name: freebsd_pkg_a9bcaf574a7b11e697f75453ed2e2b49.nasl

Version: 2.9

Type: local

Published: 7/18/2016

Updated: 1/30/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

CVSS Score Source: CVE-2016-2334

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: cpe:/o:freebsd:freebsd, p-cpe:/a:freebsd:freebsd:p7zip

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/15/2016

Vulnerability Publication Date: 5/11/2016

Reference Information

CVE: CVE-2016-2334