Vulnerability Name:

CVE-2018-1000863 (CCN-154012)

Assigned:2018-12-05
Published:2018-12-05
Updated:2019-10-03
Summary:A data modification vulnerability exists in Jenkins 2.153 and earlier, LTS 2.138.3 and earlier in User.java, IdStrategy.java that allows attackers to submit crafted user names that can cause an improper migration of user record storage formats, potentially preventing the victim from logging into Jenkins.
CVSS v3 Severity:8.2 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H)
7.1 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): High
6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L)
5.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:6.4 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): Partial
6.4 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-22
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-1000863

Source: BID
Type: Third Party Advisory, VDB Entry
106176

Source: REDHAT
Type: Third Party Advisory
RHBA-2019:0024

Source: XF
Type: UNKNOWN
jenkins-userdirectory-dos(154012)

Source: CCN
Type: Jenkins Security Advisory 2018-12-05
This advisory announces vulnerabilities in the following Jenkins deliverables

Source: CONFIRM
Type: Vendor Advisory
https://jenkins.io/security/advisory/2018-12-05/#SECURITY-1072

Source: MISC
Type: Exploit, Third Party Advisory
https://www.tenable.com/security/research/tra-2018-43

Vulnerable Configuration:Configuration 1:
  • cpe:/a:jenkins:jenkins:*:*:*:*:lts:*:*:* (Version <= 2.138.3)
  • OR cpe:/a:jenkins:jenkins:*:*:*:*:-:*:*:* (Version <= 2.153)

    • Configuration 2:
  • cpe:/a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    jenkins jenkins *
    jenkins jenkins *
    redhat openshift container platform 3.11