CVE-2020-2166

CVSS V2 Medium 6.5 CVSS V3 High 8.8

Description

Jenkins Pipeline: AWS Steps Plugin 1.40 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.

Overview

CVE ID
CVE-2020-2166

Assigner
jenkinsci-cert@googlegroups.com

Vulnerability Status
Analyzed

Published Version
2020-03-25T17:15:15

Last Modified Date
2020-03-30T13:49:44

Weakness Enumerations

CWE	URL
CWE-20	http://cwe.mitre.org/data/definitions/20.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:jenkins:pipeline\:_aws_steps::::::jenkins::*	1	OR		1.40

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
SINGLE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
6.5

Severity
MEDIUM

Exploitability Score
8

Impact Score
6.4

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
8.8

Base Severity
HIGH

Exploitability Score
2.8

Impact Score
5.9

References

Reference URL	Reference Tags
https://jenkins.io/security/advisory/2020-03-25/#SECURITY-1741	Vendor Advisory
http://www.openwall.com/lists/oss-security/2020/03/25/2	Mailing List Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-2166
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-2166

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:45:53				Added to TrackCVE
2022-12-04 13:32:10	2020-03-25T17:15Z	2020-03-25T17:15:15	CVE Published Date	updated
2022-12-04 13:32:10		2020-03-30T13:49:44	CVE Modified Date	updated
2022-12-04 13:32:10		Analyzed	Vulnerability Status	updated