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[email protected]CVE-2020-2161

HistoryMar 25, 2020 - 5:15 p.m.

CVE-2020-2161

2020-03-2517:15:15

CWE-79

[email protected]

web.nvd.nist.gov

121

cve-2020-2161

jenkins

lts

stored xss vulnerability

form validation

node labels

job configuration pages

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

5.4

Confidence

High

EPSS

0.001

Percentile

22.0%

JSON

Jenkins 2.227 and earlier, LTS 2.204.5 and earlier does not properly escape node labels that are shown in the form validation for label expressions on job configuration pages, resulting in a stored XSS vulnerability exploitable by users able to define node labels.

Affected configurations

NVD

Node

jenkinsjenkinsRange≤2.204.5lts

jenkinsjenkinsRange≤2.227-

VendorProductVersionCPE
jenkinsjenkinscpe:/a:jenkins:jenkins:::lts:
jenkinsjenkinscpe:/a:jenkins:jenkins:::-:

Vendor	Product	Version	CPE
jenkins	jenkins		cpe:/a:jenkins:jenkins:::lts:
jenkins	jenkins		cpe:/a:jenkins:jenkins:::-:

CNA Affected

[
  {
    "product": "Jenkins",
    "vendor": "Jenkins project",
    "versions": [
      {
        "lessThanOrEqual": "2.227",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "LTS 2.204.5",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]