Vulnerability DatabaseCVE-2018-1071
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CVE-2018-1071
Published:March 09, 2018
Updated:October 12, 2026
zsh through version 5.4.2 is vulnerable to a stack-based buffer overflow in the exec.c:hashcmd() function. A local attacker could exploit this to cause a denial of service.
Related Resources (10)
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-1071
https://security.gentoo.org/glsa/201805-10
https://security-tracker.debian.org/tracker/CVE-2018-1071
https://access.redhat.com/errata/RHSA-2018:3073
http://www.securityfocus.com/bid/103359
https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html
https://bugzilla.redhat.com/show_bug.cgi?id=1553531
https://usn.ubuntu.com/3608-1/
https://access.redhat.com/security/cve/CVE-2018-1071
https://lists.debian.org/debian-lts-announce/2018/03/msg00038.html
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CVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Stack-based Buffer Overflow
CWE-121
Out-of-bounds Write
CWE-787
EPSS
Base Score:
0.43