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MEDIUM · 5.3

CVE-2021-21621

Jenkins Support Core Plugin 2.72 and earlier provides the serialized user authentication as part of the "About user (basic authentication details only)" information, which can include the session ID o...

Vulnerability Description

Jenkins Support Core Plugin 2.72 and earlier provides the serialized user authentication as part of the "About user (basic authentication details only)" information, which can include the session ID of the user creating the support bundle in some configurations.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
JenkinsSupport Core<= 2.72

Related Weaknesses (CWE)

CWE-200

References

FAQ

What is CVE-2021-21621?

CVE-2021-21621 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Jenkins Support Core Plugin 2.72 and earlier provides the serialized user authentication as part of the "About user (basic authentication details only)" information, which can include the session ID o...

How severe is CVE-2021-21621?

CVE-2021-21621 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-21621?

Check the references section above for vendor advisories and patch information. Affected products include: Jenkins Support Core.