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JenkinsCVE-2021-21682

HistoryOct 06, 2021 - 11:15 p.m.

CVE-2021-21682

2021-10-0623:15:06

jenkins

web.nvd.nist.gov

cve

jenkins

lts

security

configuration

data

windows

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

4.7

Confidence

High

EPSS

0.001

Percentile

22.0%

JSON

Jenkins 2.314 and earlier, LTS 2.303.1 and earlier accepts names of jobs and other entities with a trailing dot character, potentially replacing the configuration and data of other entities on Windows.

Affected configurations

Nvd

Node

jenkinsjenkinsRange≤2.303.1lts

jenkinsjenkinsRange≤2.314-

AND

microsoftwindowsMatch-

VendorProductVersionCPE
jenkinsjenkins*cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
jenkinsjenkins*cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*
microsoftwindows-cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
jenkins	jenkins	*	cpe:2.3:a:jenkins:jenkins:::::lts:::*
jenkins	jenkins	*	cpe:2.3:a:jenkins:jenkins:::::-:::*
microsoft	windows	-	cpe:2.3:o:microsoft:windows:-:::::::*

CNA Affected

[
  {
    "product": "Jenkins",
    "vendor": "Jenkins project",
    "versions": [
      {
        "lessThanOrEqual": "2.314",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "LTS 2.303.1",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.openwall.com/lists/oss-security/2021/10/06/1

www.jenkins.io/security/advisory/2021-10-06/#SECURITY-2424

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

4.7

Confidence

High

EPSS

0.001

Percentile

22.0%

JSON

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