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CVE-2021-21690

Good to know:

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Date: November 4, 2021

Agent processes are able to completely bypass file path filtering by wrapping the file operation in an agent file path in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.

Language: Java

Severity Score

Severity Score

Weakness Type (CWE)

Protection Mechanism Failure

CWE-693

Path Traversal

CWE-22

Top Fix

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Upgrade Version

Upgrade to version org.jenkins-ci.main:jenkins-core:2.319,2.303.3

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CVSS v3.1

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

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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