Linux Distros Unpatched Vulnerability : CVE-2018-18311

critical Nessus Plugin ID 222303

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

- Perl before 5.26.3 and 5.28.x before 5.28.1 has a buffer overflow via a crafted regular expression that triggers invalid write operations. (CVE-2018-18311)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

Plugin Details

Severity: Critical

ID: 222303

File Name: unpatched_CVE_2018_18311.nasl

Version: 1.2

Type: local

Agent: unix

Family: Misc.

Published: 3/4/2025

Updated: 8/18/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2018-18311

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:perl-compress-raw-bzip2, p-cpe:/a:redhat:enterprise_linux:perl-compress-raw-zlib, p-cpe:/a:redhat:enterprise_linux:perl-devel, p-cpe:/a:redhat:enterprise_linux:perl-log-message-simple, cpe:/o:redhat:enterprise_linux:6, p-cpe:/a:redhat:enterprise_linux:perl-locale-maketext-simple, p-cpe:/a:redhat:enterprise_linux:perl-term-ui, p-cpe:/a:redhat:enterprise_linux:perl-archive-tar, p-cpe:/a:redhat:enterprise_linux:perl-package-constants, p-cpe:/a:redhat:enterprise_linux:perl-core, p-cpe:/a:redhat:enterprise_linux:perl-module-corelist, p-cpe:/a:redhat:enterprise_linux:perl, p-cpe:/a:redhat:enterprise_linux:perl-time-hires, p-cpe:/a:redhat:enterprise_linux:perl-version, p-cpe:/a:redhat:enterprise_linux:perl-pod-simple, p-cpe:/a:redhat:enterprise_linux:perl-libs, p-cpe:/a:redhat:enterprise_linux:perl-cgi, p-cpe:/a:redhat:enterprise_linux:perl-compress-zlib, p-cpe:/a:redhat:enterprise_linux:perl-test-simple, p-cpe:/a:redhat:enterprise_linux:perl-module-build, p-cpe:/a:redhat:enterprise_linux:perl-log-message, p-cpe:/a:redhat:enterprise_linux:perl-digest-sha, p-cpe:/a:redhat:enterprise_linux:perl-module-load-conditional, p-cpe:/a:redhat:enterprise_linux:perl-object-accessor, p-cpe:/a:redhat:enterprise_linux:perl-module-pluggable, p-cpe:/a:redhat:enterprise_linux:perl-ipc-cmd, p-cpe:/a:redhat:enterprise_linux:perl-params-check, p-cpe:/a:redhat:enterprise_linux:perl-extutils-makemaker, p-cpe:/a:redhat:enterprise_linux:perl-extutils-cbuilder, p-cpe:/a:redhat:enterprise_linux:perl-extutils-embed, p-cpe:/a:redhat:enterprise_linux:perl-test-harness, cpe:/o:redhat:enterprise_linux:5, p-cpe:/a:redhat:enterprise_linux:perl-io-compress-zlib, p-cpe:/a:redhat:enterprise_linux:perl-cpan, p-cpe:/a:redhat:enterprise_linux:perl-suidperl, p-cpe:/a:redhat:enterprise_linux:perl-pod-escapes, p-cpe:/a:redhat:enterprise_linux:perl-extutils-parsexs, p-cpe:/a:redhat:enterprise_linux:perl-time-piece, p-cpe:/a:redhat:enterprise_linux:perl-file-fetch, p-cpe:/a:redhat:enterprise_linux:perl-parse-cpan-meta, p-cpe:/a:redhat:enterprise_linux:perl-archive-extract, p-cpe:/a:redhat:enterprise_linux:perl-io-compress-base, p-cpe:/a:redhat:enterprise_linux:perl-module-loaded, p-cpe:/a:redhat:enterprise_linux:perl-module-load, p-cpe:/a:redhat:enterprise_linux:perl-io-compress-bzip2, p-cpe:/a:redhat:enterprise_linux:perl-cpanplus, p-cpe:/a:redhat:enterprise_linux:perl-parent, p-cpe:/a:redhat:enterprise_linux:perl-io-zlib

Required KB Items: Host/OS/identifier, Host/cpu, Host/local_checks_enabled, global_settings/vendor_unpatched

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 11/29/2018

Reference Information

CVE: CVE-2018-18311

Detections

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