Description
In zsh before 5.8.1, an attacker can achieve code execution if they control a command output inside the prompt, as demonstrated by a %F argument. This occurs because of recursive PROMPT_SUBST expansion.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://zsh.sourceforge.io/releases.html ↗
- https://vuln.ryotak.me/advisories/63 ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2P3LPMGENEHKDWFO4MWMZSZL6G7Y4CV7/ ↗
- https://www.debian.org/security/2022/dsa-5078 ↗
- https://lists.debian.org/debian-lts-announce/2022/02/msg00020.html ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BWF3EXNBX5SVFDBL4ZFOD4GJBWFUKWN4/ ↗
- https://support.apple.com/kb/HT213257 ↗
- https://support.apple.com/kb/HT213256 ↗
- https://support.apple.com/kb/HT213255 ↗
- http://seclists.org/fulldisclosure/2022/May/33 ↗
- http://seclists.org/fulldisclosure/2022/May/35 ↗
- http://seclists.org/fulldisclosure/2022/May/38 ↗