Medium severity · published Jun 5, 2018
CVE-2018-1000193
A improper neutralization of control sequences vulnerability exists in Jenkins 2.120 and older, LTS 2.107.2 and older in HudsonPrivateSecurityRealm.java that allows users to sign…
4.3
CVSS
1%
EPSS
No
On KEV
Description
A improper neutralization of control sequences vulnerability exists in Jenkins 2.120 and older, LTS 2.107.2 and older in HudsonPrivateSecurityRealm.java that allows users to sign up using user names containing control characters that can then appear to have the same name as other users, and cannot be deleted via the UI.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JE
Jenkins · Jenkins
through 2.120; through 2.107.2 · source: NVD
CC
Communications Cloud Native Core Automated Test Suite · Oracle
1.9.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-1000193
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-1000193
Vendor Advisory
https://jenkins.io/security/advisory/2018-05-09/#SECURITY-786
Patch
https://www.oracle.com/security-alerts/cpuapr2022.html
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