← back
CVE-2021-45444

CVE-2021-45444

EPSS 2.0%
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
n/a · n/a

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →
References
http://seclists.org/fulldisclosure/2022/May/33http://seclists.org/fulldisclosure/2022/May/35http://seclists.org/fulldisclosure/2022/May/38https://lists.debian.org/debian-lts-announce/2022/02/msg00020.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2P3LPMGENEHKDWFO4MWMZSZL6G7Y4CV7/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BWF3EXNBX5SVFDBL4ZFOD4GJBWFUKWN4/https://support.apple.com/kb/HT213255https://support.apple.com/kb/HT213256https://support.apple.com/kb/HT213257https://vuln.ryotak.me/advisories/63https://www.debian.org/security/2022/dsa-5078https://zsh.sourceforge.io/releases.html