CVE-2021-21688
HIGH
7.5
CVSS Score
Published: November 4, 2021 at 04:30 PM UTC
Updated: June 17, 2026 at 03:36 AM UTC
1 product affected across 1 vendorJenkins
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Severity
HIGH7.5
Exploit prediction
EPSS 1%
Description
The agent-to-controller security check FilePath#reading(FileVisitor) in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier does not reject any operations, allowing users to have unrestricted read access using certain operations (creating archives, FilePath#copyRecursiveTo).
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-862
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