Security readout for executives and security teams
Plain-English summary
This flaw could let a logged-in Octopus Deploy user with TeamEdit rights crash or disrupt the application by submitting a malformed Team API request. It is not described as unauthenticated or remotely exploitable by the public sources. The main business concern is availability of deployment management services.
Executive priority
Treat as a targeted availability risk for deployment operations. Prioritize remediation where Octopus Deploy is business-critical, internet-accessible, or has broad TeamEdit delegation, but this is not supported as an active mass-exploitation emergency.
Technical view
Octopus Deploy versions before 2019.10.6 had Team API input validation bypass behavior. An authenticated user with TeamEdit permission could trigger an application-level denial-of-service condition. The fix was also backported to LTS 2019.9.8 and LTS 2019.6.14.
Likely exposure
Exposure is likely limited to Octopus Deploy Server environments running before 2019.10.6, LTS 2019.9.8, or LTS 2019.6.14 where users hold TeamEdit permission. The source bundle does not provide CPEs, deployment scope, or CVSS data.
Exploitation context
The sources do not report active exploitation, and CISA KEV status is false. The attack condition requires authentication and TeamEdit permission, reducing broad internet exposure but increasing insider, compromised-account, or overprivileged-user risk.
Researcher notes
Evidence is sparse but consistent: the issue is an authenticated Team API validation bypass causing application-level denial of service. No CVSS, CWE, normalized affected product data, exploit activity, or detailed technical advisory is included in the provided bundle.
Mitigation direction
- Upgrade Octopus Deploy to 2019.10.6 or later.
- For LTS branches, apply 2019.9.8 or 2019.6.14 or later.
- Review and minimize users with TeamEdit permission.
- Check Octopus Deploy vendor guidance for any additional operational recommendations.
- Monitor deployment service availability and related application errors.
Validation and detection
- Inventory all Octopus Deploy Server versions in use.
- Confirm each instance is at or above the fixed version for its branch.
- Review role assignments for TeamEdit permission.
- Check application logs for Team API validation errors or availability incidents.
- Verify affected instances have current vendor fixes applied.
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-2019-19376 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://github.com/OctopusDeploy/Issues/issues/6005CVE 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.