Security readout for executives and security teams
Plain-English summary
Aruba ClearPass Policy Manager had a remotely reachable insecure deserialization issue. Affected releases before 6.10.0, 6.9.6, and 6.8.9 should be updated. ClearPass often supports network access policy decisions, so unpatched systems may carry business risk, but the provided sources do not give CVSS, exploit details, or impact specifics.
Executive priority
Treat this as a targeted remediation item for ClearPass owners. The business urgency depends on whether affected systems are exposed and still below fixed versions. Because severity and impact details are absent, prioritize verification and patching rather than emergency claims.
Technical view
CVE-2021-29150 is a remote insecure deserialization vulnerability in Aruba ClearPass Policy Manager versions prior to 6.10.0, 6.9.6, and 6.8.9. Aruba released updates. The bundle does not identify affected endpoints, authentication requirements, privileges, CWE, CVSS vector, or resulting impact, so validation should focus on product/version exposure and vendor advisory alignment.
Likely exposure
Exposure is limited to organizations running Aruba ClearPass Policy Manager below 6.10.0, 6.9.6, or 6.8.9. Internet exposure, management-plane access, and authentication requirements are not specified in the supplied sources, so asset owners should verify deployment topology directly.
Exploitation context
The source bundle states this is remote insecure deserialization, but provides no exploit narrative, proof-of-concept status, or observed exploitation. It is not flagged as CISA KEV in the provided data, so active exploitation should not be assumed from these sources.
Researcher notes
Evidence is sparse: no CVSS, CWE, endpoint, authentication condition, or exploitation detail is included. The defensible research position is version-based exposure assessment against Aruba's advisory, with no claims about exploitability beyond remote insecure deserialization as stated by the CVE description.
Mitigation direction
- Upgrade ClearPass Policy Manager to Aruba's fixed releases or later.
- Review Aruba advisory ARUBA-PSA-2021-012 before scheduling remediation.
- Prioritize systems reachable from untrusted networks or broad internal segments.
- Restrict management and application access according to vendor guidance.
- Track remediation completion in vulnerability management records.
Validation and detection
- Inventory all Aruba ClearPass Policy Manager appliances and versions.
- Confirm no systems run versions before 6.10.0, 6.9.6, or 6.8.9.
- Check whether exposed ClearPass services are reachable from untrusted networks.
- Review change records for applied Aruba security updates.
- Monitor vendor advisories for additional details or revised severity.
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-2021-29150 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://www.arubanetworks.com/assets/alert/ARUBA-PSA-2021-012.txtCVE 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.