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FreeBSD : expat -- multiple vulnerabilities (e375ff3f-7fec-11e8-8088-28d244aee256)

critical Nessus Plugin ID 110934

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Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

Mitre reports :

An integer overflow during the parsing of XML using the Expat library.

XML External Entity vulnerability in libexpat 2.2.0 and earlier (Expat XML Parser Library) allows attackers to put the parser in an infinite loop using a malformed external entity definition from an external DTD.

Solution

Update the affected packages.

See Also

https://libexpat.github.io/doc/cve-2017-9233/

http://www.nessus.org/u?047e6cfe

Plugin Details

Severity: Critical

ID: 110934

File Name: freebsd_pkg_e375ff3f7fec11e8808828d244aee256.nasl

Version: 1.7

Type: local

Published: 7/6/2018

Updated: 9/6/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2016-9063

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:libwww, p-cpe:/a:freebsd:freebsd:expat, cpe:/o:freebsd:freebsd

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: 7/5/2018

Vulnerability Publication Date: 10/27/2016

Reference Information

CVE: CVE-2016-9063, CVE-2017-9233