CVE-2021-21605

CVSS V2 Medium 6 CVSS V3 High 8

Description

Jenkins 2.274 and earlier, LTS 2.263.1 and earlier allows users with Agent/Configure permission to choose agent names that cause Jenkins to override the global `config.xml` file.

Overview

CVE ID
CVE-2021-21605

Assigner
jenkinsci-cert@googlegroups.com

Vulnerability Status
Analyzed

Published Version
2021-01-13T16:15:13

Last Modified Date
2022-10-24T16:59:53

Weakness Enumerations

CWE	URL
CWE-22	http://cwe.mitre.org/data/definitions/22.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:jenkins:jenkins:::::lts:::*	1	OR		2.263.1
cpe:2.3:a:jenkins:jenkins:::::-:::*	1	OR		2.274

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:S/C:P/I:P/A:P

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
SINGLE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
6

Severity
MEDIUM

Exploitability Score
6.8

Impact Score
6.4

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
8

Base Severity
HIGH

Exploitability Score
2.1

Impact Score
5.9

References

Reference URL	Reference Tags
https://www.jenkins.io/security/advisory/2021-01-13/#SECURITY-2021	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-21605
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21605

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 07:27:03				Added to TrackCVE
2022-12-05 20:00:13	2021-01-13T16:15Z	2021-01-13T16:15:13	CVE Published Date	updated
2022-12-05 20:00:13		2022-10-24T16:59:53	CVE Modified Date	updated
2022-12-05 20:00:13		Analyzed	Vulnerability Status	updated