Observable discrepancy in Intel Brand Verification Tool
Priority LOW 29CWE-203Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-203.
Summary
Observable response discrepancy in floating-point operations for some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.
Why it matters now
EPSS 0.00349 28th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Intel(R) Brand Verification Tool | before version 11.0.0.1225 | — | No fix listed | CNA |
- Intel(R) Brand Verification Tool Vendor— Affected before version 11.0.0.1225 Fixed in — No fix listed CNA
CPE configurations NVD · 13
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:intel:brand_verification_tool:*:*:*:*:*:*:*:* | before 11.0.0.1225 | Vulnerable | Intel |
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | 33 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | 34 | Vulnerable | Fedoraproject |
| cpe:2.3:o:intel:pentium_processors_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Intel |
| cpe:2.3:h:intel:pentium_processors:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:celeron_processors_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Intel |
| cpe:2.3:h:intel:celeron_processors:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:xeon_processors_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Intel |
| cpe:2.3:h:intel:xeon_processors:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:core_processors_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Intel |
- cpe:2.3:a:intel:brand_verification_tool:*:*:*:*:*:*:*:* Versions before 11.0.0.1225 Vulnerable ·Intel
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* Versions 33 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* Versions 34 Vulnerable ·Fedoraproject
- cpe:2.3:o:intel:pentium_processors_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Intel
- cpe:2.3:h:intel:pentium_processors:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:celeron_processors_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Intel
- cpe:2.3:h:intel:celeron_processors:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:xeon_processors_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Intel
- cpe:2.3:h:intel:xeon_processors:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:core_processors_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Intel
Show 3 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:intel:core_processors:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
| cpe:2.3:o:intel:itanium_processors_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Intel |
| cpe:2.3:h:intel:itanium_processors:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Intel |
- cpe:2.3:h:intel:core_processors:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
- cpe:2.3:o:intel:itanium_processors_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Intel
- cpe:2.3:h:intel:itanium_processors:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Intel
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2021-0086
- 2026-10-03 Alias added: GHSA-9j8p-g942-2m9h
References
Advisory 7
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00516.html
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00546.html
- [oss-security] 20210608 Xen Security Advisory 375 v2 (CVE-2021-0089) - Speculative Code Store Bypass
- [oss-security] 20210609 Xen Security Advisory 375 v3 (CVE-2021-0089,CVE-2021-26313) - Speculative Code Store Bypass
- [oss-security] 20210610 Xen Security Advisory 375 v4 (CVE-2021-0089,CVE-2021-26313) - Speculative Code Store Bypass
- FEDORA-2021-41d4347447
- FEDORA-2021-993693c914
Sources
- CVE-2021-0086 · CVE Program
- CVE-2021-0086 · NVD
- FIRST EPSS
- GHSA-9j8p-g942-2m9h · GitHub Advisory Database · CC BY 4.0
- CVE-2021-0086 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences