Security readout for executives and security teams
Plain-English summary
CVE-2019-12846 is an access-control flaw in JetBrains TeamCity. A user lacking required permissions could view some TeamCity settings. JetBrains says the issue was fixed in TeamCity 2018.2.2. The public sources do not describe which settings were exposed or provide a severity score.
Executive priority
Treat as a timely patching item for TeamCity, especially in CI/CD environments with many users. The business risk is unauthorized visibility into operational settings, but public evidence does not support emergency escalation.
Technical view
The vulnerability is a permission bypass affecting access to some TeamCity settings. Public detail is limited to vendor confirmation and the fixed version, TeamCity 2018.2.2. No CVSS vector, CWE, affected version range, or detailed impact description is provided in the supplied sources.
Likely exposure
Exposure is most likely in JetBrains TeamCity deployments not updated to 2018.2.2 or later. Risk is higher where many users have TeamCity accounts. Exact affected versions and exposed setting types are not specified in the sources.
Exploitation context
The supplied CVE data is not in CISA KEV, and no cited source states active exploitation. Public evidence only confirms the vulnerability and fixed TeamCity release.
Researcher notes
Public detail is sparse. Avoid assuming exposed secrets, affected version ranges, or exploitability beyond the stated unauthorized access to some TeamCity settings. Vendor-fixed version is the strongest remediation signal.
Mitigation direction
- Upgrade TeamCity to 2018.2.2 or later, following JetBrains guidance.
- Check JetBrains advisories for any version-specific upgrade notes.
- Restrict TeamCity access to trusted users until patched.
- Review TeamCity user permissions for unnecessary accounts or broad roles.
Validation and detection
- Inventory TeamCity instances and record their exact versions.
- Confirm each instance is running TeamCity 2018.2.2 or later.
- Review whether non-administrative users can access settings pages unexpectedly.
- Check access logs for unusual settings-page activity by low-privilege users.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CVE-2019-12846 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://blog.jetbrains.com/blog/2019/06/19/jetbrains-security-bulletin-q1-2019/CVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.