CVE-2021-21372

Nimble is a package manager for the Nim programming language. In Nim release version before versions 1.2.10 and 1.4.4, Nimble doCmd is used in different places and can be leveraged to execute arbitrary commands. An attacker can craft a malicious entry in the packages.json package list to trigger code execution.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://consensys.net/diligence/vulnerabilities/nim-insecure-ssl-tls-defaults-remote-code-execution/	Exploit Third Party Advisory
https://github.com/nim-lang/nimble/blob/master/changelog.markdown#0130	Release Notes Third Party Advisory
https://github.com/nim-lang/nimble/commit/7bd63d504a4157b8ed61a51af47fb086ee818c37	Patch Third Party Advisory
https://github.com/nim-lang/security/security/advisories/GHSA-rg9f-w24h-962p	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:nim-lang:nim::::::::
	cpe:2.3:a:nim-lang:nim::::::::

History

24 Oct 2022, 17:14

Type	Values Removed	Values Added
CWE	CWE-20 CWE-74	CWE-78

Information

Published : 2021-03-26 22:15

Updated : 2024-02-04 21:47

NVD link : CVE-2021-21372

Mitre link : CVE-2021-21372

CVE.ORG link : CVE-2021-21372

JSON object : View

Products Affected

nim-lang

nim

CWE

CWE-78

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

CWE-20

Improper Input Validation

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

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