HOMEVULNERABILITIESCVE-2018-1000423
HIGH

CVE-2018-1000423

CWE-522Published: January 9, 2019· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

An insufficiently protected credentials vulnerability exists in Jenkins Crowd 2 Integration Plugin 2.0.0 and earlier in CrowdSecurityRealm.java, CrowdConfigurationService.java that allows attackers with local file system access to obtain the credentials used to connect to Crowd 2.

NVD Source

Technical Analysis

CVE-2018-1000423 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Atlassian1 product(s)
crowd2
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttp://www.securityfocus.com/bid/106532
ADVISORYhttps://jenkins.io/security/advisory/2018-09-25/#SECURITY-1068
ADVISORYhttp://www.securityfocus.com/bid/106532
ADVISORYhttps://jenkins.io/security/advisory/2018-09-25/#SECURITY-1068

All References (4)

→
http://www.securityfocus.com/bid/106532Third Party Advisory · VDB Entry
→
https://jenkins.io/security/advisory/2018-09-25/#SECURITY-1068Third Party Advisory
→
http://www.securityfocus.com/bid/106532Third Party Advisory · VDB Entry
→
https://jenkins.io/security/advisory/2018-09-25/#SECURITY-1068Third Party Advisory

Quick Facts

CVE IDCVE-2018-1000423
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-522
CISA KEVNo
Affected1 vendor(s)
PublishedJan 9, 2019

Related CVEs (CWE-522)

CVE-2026-29128
10.0
CVE-2024-12799
10.0
CVE-2025-0867
9.9
CVE-2019-1384
9.9
CVE-2026-56843
9.9
CVE-2021-36783
9.9

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-1000423 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
← All Vulnerabilities·Search for CVE-2018-1000423·NVD