Home/CVE/Jenkins Config File Provider Plugin 3.7.0 and earlier does not configure its XML parser to prevent XML external entity (
CVE

CVE-2021-21642

Jenkins Config File Provider Plugin 3.7.0 and earlier does not configure its XML parser to prevent XML external entity (

Jenkins Config File Provider Plugin 3.7.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

HIGH · CVSS 8.1 EPSS 0.00298
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-611Improper Restriction of XML External Entity Reference
▤

Affected Products & Versions

1
jenkins config file provider<= 3.7.0
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.jenkins-ci.plugins:config-file-provider HIGH fixed in 3.7.1
▣

Scoring & Timeline

8.1
HIGH · CVSS v3.1 · jenkinsci-cert@googlegroups.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Apr 2021 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
⚑

Vendor Advisories

5
rhsaRHBA-2021:2854Moderate
rhsaRHBA-2021:2407Important
rhsaRHSA-2021:2517Important
rhsaRHSA-2021:2431Important
rhsaRHSA-2021:2122Important
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2021/04/21/2Mailing ListThird Party Advisory
https://www.jenkins.io/security/advisory/2021-04-21/#SECURITY-2204Vendor Advisory
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