OpenCTI: Privilege Escalation and Cross-Site Scripting Vulnerabilities
OpenCTI is affected by multiple vulnerabilities allowing a remote, authenticated attacker to perform privilege escalation or execute cross-site scripting (XSS) attacks.
Triage facts
Revision 1- Applicability
- OpenCTI (version unknown)
- Evidence
- Unknown
- Severity
- High
- Action
- Elevated
- Sources
- 1 public source
- Freshness
- Revision 1Nov 5, 12:54 UTC
- Source quality
- B2Roughly even chance
OpenCTI has been identified as containing multiple vulnerabilities that allow an authenticated remote attacker to perform privilege escalation or trigger cross-site scripting (XSS) attacks. The vendor has not yet disclosed specific details regarding the affected version ranges or individual CVE identifiers. Organizations should monitor official OpenCTI release channels for patches and updates.
Recommendation
- Inventory all instances of OpenCTI within the environment to prepare for patching.
- Subscribe to official OpenCTI security advisories and the BSI WID portal to receive notifications regarding version updates.
- Review access logs and audit trails for anomalous administrative actions or suspicious user activity following the deployment of future patches.
Immediate actions
Inventory OpenCTI deployments and prepare to apply patches once the vendor releases a secure version.
Threat Hunt
Search for anomalous administrative account creation or permission changes within OpenCTI logs.
Data: OpenCTI audit logs
Enrichment needed
- Affected version ranges and specific CVE identifiers (CTI) The current advisory lacks specific versioning to determine if the enterprise instance is vulnerable.
Mitigations
Apply the latest security update as soon as the vendor publishes it to address these vulnerabilities.
Multiple undisclosed OpenCTI vulnerabilities