PT-2018-18152 · Zsh+5 · Zsh+5

Stephane Chazelas · Published 2018-02-27 · Updated 2022-03-14 · CVE-2018-7549

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions zsh versions 5.4.2 and earlier

Description The issue is related to a crash that occurs during the copy of an empty hash table in the zsh shell. This can be demonstrated using the typeset -p command.

Recommendations For zsh versions 5.4.2 and earlier, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2018-2144

CESA-2018_3073

CVE-2018-7549

MGASA-2018-0168

OPENSUSE-SU-2018_1093-1

RHSA-2018:3073

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 · 99

• 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://nvd.nist.gov/vuln/detail/CVE-2018-7549 · Security Note
• 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/UBUNTU-CVE-2018-7549 · 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://ubuntu.com/security/CVE-2016-10714 · Vendor Advisory
• https://ubuntu.com/security/CVE-2014-10072 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-18206 · Vendor Advisory