Security readout for executives and security teams
Plain-English summary
CVE-2019-12911 describes Redbrick Shift through 3.4.3 exposing authentication tokens for services used inside the app, including examples like Gmail and Outlook. If abused, those tokens could let an attacker access connected accounts without knowing the user’s password.
Executive priority
Prioritize this where Shift was deployed to employees with sensitive email or cloud access. Token exposure can bypass password resets unless OAuth grants are revoked. No active exploitation is cited in the bundle.
Technical view
The CVE record states that Shift versions through 3.4.3 allow extraction of service authentication tokens. The bundle does not provide CVSS, CWE, affected CPEs, exploit mechanics, or a named fixed version. Treat this as credential material exposure affecting users who connected third-party services through Shift.
Likely exposure
Exposure is most likely on endpoints where Redbrick Shift 3.4.3 or earlier was installed and used with connected services. Organizations with Google Workspace, Microsoft 365, or other OAuth-backed services connected through Shift should review user token grants.
Exploitation context
The provided sources do not show active exploitation, KEV listing, public exploit availability, or exploitation prerequisites. The business risk comes from possible theft of reusable authentication tokens for connected services.
Researcher notes
Evidence is limited to the CVE description and vendor release reference. The bundle lacks CVSS, CWE, exploit details, affected CPEs, and explicit remediation text. Avoid assuming exploitability beyond token extraction stated by the CVE.
Mitigation direction
- Inventory Shift installations and identify versions 3.4.3 or earlier.
- Check current vendor guidance for fixed versions or replacement advice.
- Upgrade, remove, or isolate affected Shift installations based on vendor guidance.
- Revoke and reissue tokens for users who used affected versions.
- Review Google and Microsoft connected-app grants for unnecessary Shift access.
Validation and detection
- Confirm endpoint inventory includes Shift version data.
- Identify users who connected Gmail, Outlook, or similar services through Shift.
- Review OAuth audit logs for unusual access tied to Shift grants.
- Verify affected user tokens were revoked and reauthorized cleanly.
- Document any remaining unsupported or unpatched installations.
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-2019-12911 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://support.tryshift.com/kb/article/206-shift-34-released-on-january-23-2019/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.