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FreeBSD : perl5 -- taint mechanism bypass vulnerability (d9f99491-1656-11e6-94fa-002590263bf5)

high Nessus Plugin ID 91028

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Synopsis

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

Description

MITRE reports :

Perl might allow context-dependent attackers to bypass the taint protection mechanism in a child process via duplicate environment variables in envp.

Solution

Update the affected packages.

See Also

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=208879

http://www.nessus.org/u?2371fbca

Plugin Details

Severity: High

ID: 91028

File Name: freebsd_pkg_d9f99491165611e694fa002590263bf5.nasl

Version: 2.6

Type: local

Published: 5/11/2016

Updated: 1/4/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

Risk Factor: Medium

Base Score: 5

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

CVSS v3

Risk Factor: High

Base Score: 7.5

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:perl5.20, p-cpe:/a:freebsd:freebsd:perl5.22, p-cpe:/a:freebsd:freebsd:perl, p-cpe:/a:freebsd:freebsd:perl5, cpe:/o:freebsd:freebsd, p-cpe:/a:freebsd:freebsd:perl5.18

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

Patch Publication Date: 5/10/2016

Vulnerability Publication Date: 4/8/2016

Reference Information

CVE: CVE-2016-2381