CVE-2018-0502

An issue was discovered in zsh before 5.6. The beginning of a #! script file was mishandled, potentially leading to an execve call to a program named on the second line.

• CWE-20

• https://bugs.debian.org/908000Mailing List, Patch, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html
• https://security.gentoo.org/glsa/201903-02Third Party Advisory
• https://sourceforge.net/p/zsh/code/ci/1c4c7b6a4d17294df028322b70c53803a402233dPatch, Third Party Advisory
• https://usn.ubuntu.com/3764-1/Third Party Advisory
• https://www.zsh.org/mla/zsh-announce/136Mailing List, Vendor Advisory
• https://bugs.debian.org/908000Mailing List, Patch, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html
• https://security.gentoo.org/glsa/201903-02Third Party Advisory
• https://sourceforge.net/p/zsh/code/ci/1c4c7b6a4d17294df028322b70c53803a402233dPatch, Third Party Advisory
• https://usn.ubuntu.com/3764-1/Third Party Advisory
• https://www.zsh.org/mla/zsh-announce/136Mailing List, Vendor Advisory

Published

Sep 5, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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