Full Report
Broadcom VMware security advisory (AV26-625)
Analysis Summary
# Vulnerability: Multiple Critical Flaws in Broadcom VMware Tanzu Products
## CVE Details
- **CVE ID:** Specific CVE identifiers were not listed in the summary bulletin; however, the advisory (AV26-625) covers multiple vulnerabilities addressed in the June 2026 update cycle.
- **CVSS Score:** Not explicitly listed (Categorized as **Critical** by the Cyber Centre).
- **CWE:** Likely includes Injection, Broken Access Control, or Deserialization flaws typical of Tanzu data service advisories.
## Affected Systems
- **Products:** VMware Tanzu Data Flow, Greenplum, RabbitMQ, and GemFire.
- **Versions:**
- VMware Tanzu Data Flow on Kubernetes: Versions prior to 2.1.3
- VMware Tanzu Greenplum Backup and Restore: Versions prior to 1.33.2
- VMware Tanzu Greenplum Platform Extension Framework: Versions prior to 8.0.1
- VMware Tanzu RabbitMQ (on K8s and Standalone): Versions prior to 3.13.17, 4.0.22, 4.1.13, 4.2.8, 4.3.2
- VMware Tanzu GemFire: Versions prior to 10.1.8
- VMware Tanzu Greenplum: Versions prior to 6.33.2 and 7.8.2
- **Configurations:** Systems running Kubernetes-integrated Tanzu services and standalone data platform extensions.
## Vulnerability Description
While the specific technical vectors (e.g., Buffer Overflow, SQLi, RCE) are detailed in individual Broadcom Tanzu advisories, this suite of updates addresses critical security gaps across the Tanzu Data portfolio. These flaws typically impact how the platforms handle inter-service communication, data backup procedures, and platform extension management.
## Exploitation
- **Status:** Vulnerabilities are addressed via proactive patching; no widespread "in the wild" exploitation was noted in the primary bulletin.
- **Complexity:** Generally categorized as **Low to Medium** for critical Tanzu flaws.
- **Attack Vector:** Likely **Network** (Remote).
## Impact
- **Confidentiality:** High (Potential unauthorized access to sensitive data stores).
- **Integrity:** High (Potential for unauthorized modification of data or system configurations).
- **Availability:** High (Potential for service disruption in RabbitMQ or Greenplum clusters).
## Remediation
### Patches
Broadcom recommends upgrading to the following versions or higher:
- **VMware Tanzu Data Flow (K8s):** 2.1.3
- **VMware Tanzu Greenplum Backup/Restore:** 1.33.2
- **VMware Tanzu Greenplum PEF:** 8.0.1
- **VMware Tanzu RabbitMQ:** 3.13.17 / 4.0.22 / 4.1.13 / 4.2.8 / 4.3.2
- **VMware Tanzu GemFire:** 10.1.8
- **VMware Tanzu Greenplum:** 6.33.2 / 7.8.2
### Workarounds
No specific workarounds were provided in the initial advisory. Immediate patching is the recommended primary mitigation strategy.
## Detection
- **Indicators of compromise:** Monitor for unusual administrative access logs in Tanzu Kubernetes Grid (TKG) environments or unexpected outbound traffic from RabbitMQ/GemFire nodes.
- **Detection methods and tools:** Utilize vulnerability scanners updated with the latest Broadcom security definitions. Auditing Tanzu Environment custom resources (CRDs) for unauthorized changes is recommended.
## References
- **Vendor advisories:** hxxps[://]support[.]broadcom[.]com/web/ecx/security-advisory?segment=VT
- **Canadian Centre for Cyber Security:** hxxps[://]www[.]cyber[.]gc[.]ca/en/alerts-advisories/broadcom-vmware-security-advisory-av26-625