Vulnerability CVE-2021-21659
Published: 2021-05-25

Description:
Jenkins URLTrigger Plugin 0.48 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

Type:

CWE-611

 (Information Exposure Through XML External Entity Reference)

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.5/10
4.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
None
Partial
Affected software
Jenkins -> Urltrigger 

 References:
https://www.jenkins.io/security/advisory/2021-05-25/#SECURITY-2341
http://www.openwall.com/lists/oss-security/2021/05/25/3
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