Security readout for executives and security teams
Plain-English summary
This issue affects JetBrains UpSource installations before 2020.1.1883. Application passwords that should have been revoked may not have been invalidated correctly, creating a risk that previously authorized credentials could continue working. Public source data does not provide a severity score or confirm exploitation.
Executive priority
Treat as a credential-governance issue. Prioritize remediation if UpSource is still deployed or was recently upgraded from an affected version.
Technical view
CVE-2021-30482 describes incorrect revocation of application passwords in JetBrains UpSource before 2020.1.1883. The available CVE data does not include CVSS, CWE classification, detailed attack prerequisites, or affected deployment conditions beyond the product/version statement.
Likely exposure
Exposure is most likely for organizations still running JetBrains UpSource versions earlier than 2020.1.1883, especially where application passwords were issued and later revoked.
Exploitation context
The source bundle does not cite active exploitation, and the CVE is not marked KEV. Risk depends on whether stale application passwords existed and remained usable after attempted revocation.
Researcher notes
Evidence is sparse: no CVSS, CWE, exploit details, or vendor technical breakdown are included in the bundle. Focus validation on version exposure and whether revoked application passwords could still authenticate.
Mitigation direction
- Upgrade JetBrains UpSource to 2020.1.1883 or later.
- Review JetBrains security bulletin guidance for this CVE.
- Audit application passwords associated with UpSource accounts.
- Revoke and reissue application passwords where trust is uncertain.
Validation and detection
- Inventory all JetBrains UpSource instances and record versions.
- Confirm no instance is running earlier than 2020.1.1883.
- Review account records for revoked application passwords.
- Check authentication logs for use of old application passwords.
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-2021-30482 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/CVE reference · x_refsource_MISC
- https://blog.jetbrains.com/blog/2021/05/07/jetbrains-security-bulletin-q1-2021/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.