CVE-2018-18313: Critical severity Apple macOS Mojave vulnerability

Published Nov 5, 2018
·
Updated

A flaw was found in Perl versions 5.22 through 5.26. Heap-buffer-overflow read in regcomp.c

Upstream Patch: https://github.com/Perl/perl5/commit/43b2f4ef399e2fd7240b4eeb0658686ad95f8e62

Other sources

Perl before 5.26.3 has a buffer over-read via a crafted regular expression that triggers disclosure of sensitive information from process memory.

Launchpad

Perl. Multiple issues in Perl were addressed in this update.

Credit

Jakub Wilk, Jayakrishna Menon, Eiichi Tsukata

Affected Software

23 affected componentsFixes available
redhat/perl<5.26.3
5.26.3
redhat/perl<5.28.1
5.28.1
Apple macOS Mojave<10.14.4
10.14.4
Apple High Sierra
Apple Sierra
Perl Perl<5.26.3
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=18.10
Debian Debian Linux=9.0
redhat Enterprise Linux=6.0
redhat Enterprise Linux=7.0
redhat Enterprise Linux=7.4
redhat Enterprise Linux=7.5
redhat Enterprise Linux=7.6
NetApp E-Series SANtricity OS Controller>=11.0<=11.40
NetApp Snap Creator Framework
NetApp Snapcenter
NetApp Snapdrive Unix
Apple iOS and macOS<10.14.4
debian/perl
5.32.1-4+deb11u35.32.1-4+deb11u45.36.0-7+deb12u35.36.0-7+deb12u25.40.1-65.40.1-7

Event History

Dec 7, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
Description
Data Sourced
via NVD·09:29 PM
RemedyDescriptionSeverityWeaknessAffected Software
Feb 20, 2026
Data Sourced
via Ubuntu·06:08 PM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Debian·06:08 PM
DescriptionAffected Software
Data Sourced
via Launchpad·06:08 PM
Description

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-18313?

CVE-2018-18313 is a vulnerability in Perl that allows for a buffer over-read which can lead to disclosure of sensitive information.

2

How severe is CVE-2018-18313?

CVE-2018-18313 has a severity score of 9.1, which is considered critical.

3

Which software versions are affected by CVE-2018-18313?

Perl versions before 5.26.3 are affected by CVE-2018-18313.

4

What is the remedy for CVE-2018-18313?

To fix CVE-2018-18313, upgrade Perl to version 5.26.3 or later.

5

Where can I find more information about CVE-2018-18313?

You can find more information about CVE-2018-18313 at the following references: [Link 1](http://seclists.org/fulldisclosure/2019/Mar/49), [Link 2](http://www.securitytracker.com/id/1042181), [Link 3](https://access.redhat.com/errata/RHSA-2019:0001).

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