CVE-2021-3726

# Vulnerability in `title` function **Description**: the `title` function defined in `lib/termsupport.zsh` uses `print` to set the terminal title to a user-supplied string. In Oh My Zsh, this function is always used securely, but custom user code could use the `title` function in a way that is unsafe. **Fixed in**: [a263cdac](https://github.com/ohmyzsh/ohmyzsh/commit/a263cdac). **Impacted areas**: - `title` function in `lib/termsupport.zsh`. - Custom user code using the `title` function.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/ohmyzsh/ohmyzsh/commit/a263cdac	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:planetargon:oh_my_zsh:*:*:*:*:*:*:*:*

History

30 Nov 2021, 20:49

Type	Values Removed	Values Added
CPE		cpe:2.3:a:planetargon:oh_my_zsh::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.5 v3 : 9.8
References	~~(MISC) https://github.com/ohmyzsh/ohmyzsh/commit/a263cdac -~~	(MISC) https://github.com/ohmyzsh/ohmyzsh/commit/a263cdac - Patch, Third Party Advisory

30 Nov 2021, 10:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-11-30 10:15

Updated : 2024-02-04 22:08

NVD link : CVE-2021-3726

Mitre link : CVE-2021-3726

CVE.ORG link : CVE-2021-3726

JSON object : View

Products Affected

planetargon

oh_my_zsh

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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