Medium severity · published Aug 23, 2018
CVE-2018-1999045
A improper authentication vulnerability exists in Jenkins 2.137 and earlier, 2.121.2 and earlier in SecurityRealm.java, TokenBasedRememberMeServices2.java that allows attackers…
5.4
CVSS
0.9%
EPSS
No
On KEV
Description
A improper authentication vulnerability exists in Jenkins 2.137 and earlier, 2.121.2 and earlier in SecurityRealm.java, TokenBasedRememberMeServices2.java that allows attackers with a valid cookie to remain logged in even if that feature is disabled.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JE
Jenkins · Jenkins
through 2.121.2; through 2.137 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-1999045
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-1999045
Vendor Advisory
https://jenkins.io/security/advisory/2018-08-15/#SECURITY-996
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