Vulnerability Report

CVE-2021-21621

Title: Jenkins Support Core Information Disclosure

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2021-21621.

CWE Category CWE-200

Published Date Feb 24, 2021

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 5.3 CVSS v3.1

Exploit Probability (EPSS)

0.05%

Vulnerability Summary

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 of the user creating the support bundle in some configurations.

Impacted Vendors

jenkins 1

Reference Links

https://www.jenkins.io/security/advisory/2021-02-24/#SECURITY-2150 https://www.jenkins.io/security/advisory/2021-02-24/#SECURITY-2150

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

5.3

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-21621 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

February 24, 2021 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected Stack

No specific products linked.