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CVE-2020-4053

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Date: June 16, 2020

In Helm greater than or equal to 3.0.0 and less than 3.2.4, a path traversal attack is possible when installing Helm plugins from a tar archive over HTTP. It is possible for a malicious plugin author to inject a relative path into a plugin archive, and copy a file outside of the intended directory. This has been fixed in 3.2.4.

Language: Go

Severity Score

Related Resources (7)

https://github.com/helm/helm/pull/8317
https://nvd.nist.gov/vuln/detail/CVE-2020-4053
https://github.com/helm/helm/security/advisories/GHSA-qq3j-xp49-j73f
https://github.com/helm/helm/releases/tag/v3.2.4
https://github.com/helm/helm/commit/b6bbe4f08bbb98eadd6c9cd726b08a5c639908b3
https://github.com/helm/helm/commit/0ad800ef43d3b826f31a5ad8dfbb4fe05d143688
https://www.mend.io/vulnerability-database/CVE-2020-4053

Severity Score

Weakness Type (CWE)

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CWE-22

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): SINGLE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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