CVE-2021-45444
High
Published: 14 February 2022
Published
14 February 2022
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
0.0015
34.8th percentile
Risk Priority
16
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-45444 is a high-severity an unspecified weakness vulnerability in Apple Mac Os X. Its CVSS base score is 7.8 (High).
Operationally, ranked at the 34.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-32215
Vulnerability 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.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
zsh
zsh
≤ 5.8.1
fedoraproject
fedora
34, 35
debian
debian linux
10.0, 11.0, 9.0
apple
mac os x
10.15.7 · 10.15 — 10.15.7
apple
macos
11.0 — 11.6.6 · 12.0.0 — 12.4
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.