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CVE Record

CVE-2018-1000605: A man in the middle vulnerability exists in Jenkins CollabNet Plugin 2.0.4 and earlier in CollabNetApp.java...

A man in the middle vulnerability exists in Jenkins CollabNet Plugin 2.0.4 and earlier in CollabNetApp.java, CollabNetPlugin.java, CNFormFieldValidator.java that allows attackers to impersonate any service that Jenkins connects to.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2018-1000605 affects Jenkins CollabNet Plugin 2.0.4 and earlier. A network attacker positioned between Jenkins and a connected service could impersonate that service. The business risk is trust failure in CI/CD integrations, potentially affecting builds, credentials, or connected workflows depending on how the plugin is used.

Executive priority

Treat as a priority for Jenkins environments using this plugin. The main concern is CI/CD trust boundary compromise, not confirmed broad exploitation. Prioritize inventory and vendor-guided remediation before deployment or credential rotation decisions.

Technical view

The CVE describes a man-in-the-middle weakness in CollabNetApp.java, CollabNetPlugin.java, and CNFormFieldValidator.java. The stated impact is attacker impersonation of any service Jenkins connects to through the affected plugin. The source bundle does not provide CVSS, CWE, patch version, or detailed root-cause evidence.

Likely exposure

Exposure is likely limited to Jenkins instances running CollabNet Plugin 2.0.4 or earlier, especially where Jenkins communicates with CollabNet or related services across untrusted or interceptable networks.

Exploitation context

The provided sources do not show CISA KEV listing or active exploitation. Exploitation would require a man-in-the-middle position between Jenkins and a service it connects to; no exploit details are provided.

Researcher notes

Evidence is sparse: the CVE identifies files, affected version range, and MITM service impersonation impact, but not CVSS, CWE, exploit status, or explicit fix details in the supplied bundle. Avoid assuming broader Jenkins impact beyond CollabNet Plugin use.

Mitigation direction

  • Inventory Jenkins instances for CollabNet Plugin 2.0.4 or earlier.
  • Check the Jenkins advisory and plugin guidance for the fixed or recommended version.
  • If unused, disable or remove the CollabNet Plugin.
  • Limit Jenkins outbound access to required trusted service endpoints.
  • Review Jenkins secrets and integration credentials if exposure is confirmed.

Validation and detection

  • Confirm installed CollabNet Plugin versions across Jenkins controllers.
  • Review Jenkins configuration for CollabNet service integrations.
  • Check whether Jenkins-to-service traffic crosses untrusted network paths.
  • Verify remediation against Jenkins advisory guidance.
  • Monitor Jenkins logs for unusual integration authentication or endpoint behavior.
Prepared
Confidence
medium
Sources
3

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2018-1000605 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.