High severity · published Feb 6, 2019
CVE-2019-1003009
An improper certificate validation vulnerability exists in Jenkins Active Directory Plugin 2.10 and earlier in…
7.4
CVSS
0.8%
EPSS
No
On KEV
Description
An improper certificate validation vulnerability exists in Jenkins Active Directory Plugin 2.10 and earlier in src/main/java/hudson/plugins/active_directory/ActiveDirectoryDomain.java, src/main/java/hudson/plugins/active_directory/ActiveDirectorySecurityRealm.java, src/main/java/hudson/plugins/active_directory/ActiveDirectoryUnixAuthenticationProvider.java that allows attackers to impersonate the Active Directory server Jenkins connects to for authentication if Jenkins is configured to use StartTLS.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JA
Jenkins Active Directory Plugin · Jenkins project
2.10 and earlier · source: vendor
AD
Active Directory · Jenkins
through 2.10 · source: NVD
Affected product
JA
Jenkins Active Directory Plugin
Jenkins project
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-1003009
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-1003009
Vendor Advisory
https://jenkins.io/security/advisory/2019-01-28/#SECURITY-859
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