PT-2018-17751 · Perl+3 · Perl+3

Published 2017-12-18 · Updated 2020-08-24 · CVE-2018-6797

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Perl versions 5.18 through 5.26

Description A crafted regular expression can cause a heap-based buffer overflow in Perl, allowing control over the bytes written.

Recommendations For Perl versions 5.18 through 5.26, update to a version that contains a fix for this issue to prevent exploitation.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALT-PU-2017-2810

CVE-2018-6797

DSA-4172-1

MGASA-2018-0241

RHSA-2018:1192

SUSE-SU-2018:1074-1

SUSE-SU-2018:1972-1

SUSE-SU-2018:1972-2

SUSE-SU-2018_1074-1

USN-3625-1

Affected Products

Alt Linux

Perl

Suse

Ubuntu

References · 63

• https://debian.org/security/2018/dsa-4172 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-6913 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6797 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6185 · Security Note
• https://ubuntu.com/security/CVE-2017-6512 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6913 · Security Note
• https://bdu.fstec.ru/vul/2018-00023 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6798 · Security Note
• https://security.gentoo.org/glsa/201909-01 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:1972-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/perl · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8853 · Security Note
• https://ubuntu.com/security/CVE-2018-6797 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3625-1 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2018-6797 · Vendor Advisory