67 lines
2.1 KiB
YAML
67 lines
2.1 KiB
YAML
id: CVE-2020-2103
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info:
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name: Jenkins <=2.218 - Information Disclosure
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author: c-sh0
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severity: medium
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description: Jenkins through 2.218, LTS 2.204.1 and earlier, is susceptible to information disclosure. An attacker can access exposed session identifiers on a user detail object in the whoAmI diagnostic page and thus potentially access sensitive information, modify data, and/or execute unauthorized operations.
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impact: |
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An attacker can exploit this vulnerability to gain sensitive information from the Jenkins server.
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remediation: |
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Upgrade Jenkins to a version higher than 2.218 to mitigate the vulnerability.
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reference:
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- https://www.jenkins.io/security/advisory/2020-01-29/#SECURITY-1695
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- https://jenkins.io/security/advisory/2020-01-29/#SECURITY-1695
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- http://www.openwall.com/lists/oss-security/2020/01/29/1
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- https://nvd.nist.gov/vuln/detail/CVE-2020-2103
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- https://access.redhat.com/errata/RHBA-2020:0402
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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cvss-score: 5.4
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cve-id: CVE-2020-2103
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cwe-id: CWE-200
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epss-score: 0.01531
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epss-percentile: 0.85676
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cpe: cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
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metadata:
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max-request: 2
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vendor: jenkins
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product: jenkins
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shodan-query: http.favicon.hash:81586312
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tags: cve,cve2020,jenkins
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http:
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- raw:
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- |
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GET {{BaseURL}}/whoAmI/ HTTP/1.1
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Host: {{Hostname}}
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- |
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GET {{BaseURL}}/whoAmI/ HTTP/1.1
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Host: {{Hostname}}
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matchers-condition: and
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matchers:
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- type: word
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part: header
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words:
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- 'text/html'
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- 'x-jenkins'
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case-insensitive: true
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condition: and
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- type: word
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part: body_2
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words:
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- 'Cookie'
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- 'SessionId: null'
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condition: and
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- type: status
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status:
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- 200
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extractors:
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- type: kval
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kval:
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- x_jenkins
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# digest: 490a0046304402203612f695e3eca3f8979cbbc1102c30fc255ea3ffee385b0e9bfc8daccf2f797c022055c82163ecac638f9ca727be65d3cf90077885f80b21ae485c4931a10e5a2019:922c64590222798bb761d5b6d8e72950 |