Security readout for executives and security teams
Plain-English summary
JetBrains TeamCity versions before 2021.1 used an insecure mechanism to generate keys for encrypted properties. This may weaken protection for stored sensitive configuration values, but the public sources provided do not describe impact, prerequisites, or severity.
Executive priority
Treat this as a targeted product risk rather than a confirmed emergency. Prioritize remediation if TeamCity stores build credentials, deployment secrets, or other sensitive automation data.
Technical view
CVE-2021-37546 concerns insecure key generation for encrypted properties in JetBrains TeamCity before 2021.1. The provided records do not include CVSS, CWE, affected version ranges beyond “before 2021.1,” exploit details, or a named workaround.
Likely exposure
Exposure is limited to organizations running JetBrains TeamCity before 2021.1, especially where encrypted properties protect sensitive build or configuration values. Exact exposure depends on TeamCity version and configuration.
Exploitation context
The source bundle does not show CISA KEV listing or any cited evidence of active exploitation. Public details are minimal, so exploitation likelihood and required access are unclear.
Researcher notes
The public record is sparse. Analysis should avoid assuming the cryptographic weakness, attack path, or affected secret types beyond “encrypted properties.” Confirm details through JetBrains’ bulletin and installed TeamCity version evidence.
Mitigation direction
- Inventory TeamCity servers and confirm installed versions.
- Upgrade TeamCity to 2021.1 or later where applicable.
- Review JetBrains security guidance for any version-specific instructions.
- Rotate sensitive encrypted properties after remediation if compromise is suspected.
Validation and detection
- Confirm no TeamCity instance is running a version before 2021.1.
- Review TeamCity configuration for encrypted property usage.
- Check logs and administrative activity for unexplained access.
- Document remediation status and any secret rotation decisions.
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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-37546 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
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/2021/08/05/jetbrains-security-bulletin-q2-2021/CVE reference · x_refsource_MISC
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.