Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-8586.json
JSON Data
https://api.test.osv.dev/v1/vulns/AZL-8586
Upstream
Published
2022-02-14T12:15:15Z
Modified
2026-04-01T05:23:34.152087Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
Summary
CVE-2021-45444 affecting package zsh for versions less than 5.9-1
Details

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.

References

Affected packages

Azure Linux:2 / zsh

Package

Name
zsh
Purl
pkg:rpm/azure-linux/zsh

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.9-1

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-8586.json"