RCE in Ohmyzsh Ohmyzsh/ohmyzsh
CVE-2021-3725
Vulnerability in dirhistory plugin Description: the widgets that go back and forward in the directory history, triggered by pressing Alt-Left and Alt-Right, use functions that unsafely execute eval on directory names. If you cd into a directory with a carefully-crafted name, then press Alt-Left, the system is subject to command injection. Impacted areas: - Functions pop_past and pop_future in dirhistory plugin.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (63.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Ohmyzsh Ohmyzsh/ohmyzsh — versions unspecified
- Planetargon Oh My Zsh
Weakness classification (CWE)
References
- github.com/ohmyzsh/ohmyzsh/commit/06fc5fb (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-3725?
- CVE-2021-3725 is a high-severity vulnerability in Ohmyzsh Ohmyzsh/ohmyzsh, classified under OS Command Injection. CVSS score: 7.5/10. Published 2021-11-30.
- How severe is CVE-2021-3725?
- High severity. CVSS v3 base score is 7.5 out of 10.