PT-2018-6735 · Zsh+5 · Zsh+5

Peter Stephenson · Published 2017-09-04 · Updated 2022-03-14 · CVE-2017-18206

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: zsh versions prior to 5.4

Description: The issue is related to a buffer overflow in symlink expansion in the utils.c file of zsh.

Recommendations: For versions prior to 5.4, update to version 5.4 or later to resolve the issue.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

ALT-PU-2017-2148

CESA-2018_1932

CESA-2018_3073

CVE-2017-18206

DLA-1304-1

DLA-2470-1

MGASA-2018-0168

OPENSUSE-SU-2018_1093-1

RHSA-2018:1932

RHSA-2018:3073

RHSA-2018_1932

RHSA-2018_3073

SUSE-SU-2018:1072-1

SUSE-SU-2022:14910-1

SUSE-SU-2022_14910-1

USN-3593-1

Affected Products

Alt Linux

Centos

Red Hat

Suse

Ubuntu

Zsh

References · 114

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-13259 · Security Note
• https://access.redhat.com/errata/RHSA-2018:3073 · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-01493 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7548 · Security Note
• https://sourceforge.net/p/zsh/code/ci/c7a9cf465dd620ef48d586026944d9bd7a0d5d6d · Patch
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10714 · Security Note
• https://ubuntu.com/security/CVE-2014-10070 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-2470-1 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7549 · Security Note
• https://osv.dev/vulnerability/MGASA-2018-0168 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1071 · Security Note
• https://security.gentoo.org/glsa/201805-10 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2018-3073.html · Vendor Advisory
• https://access.redhat.com/errata/RHSA-2018:1932 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2018-1932.html · Vendor Advisory