Information disclosure in IBM OPENBMC
Priority LOW 35CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- 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-200.
Summary
IBM OPENBMC OP920, OP930, and OP940 could allow an unauthenticated user to obtain sensitive information. IBM X-Force ID: 212047.
Why it matters now
EPSS 0.01063 64th 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 |
|---|---|---|---|---|---|
| IBM | OPENBMC | OP920; OP930; OP940 | — | No fix listed | CNA |
| IBM | HMC | OP940 | — | No fix listed | CNA |
- OPENBMC VendorIBM Affected OP920; OP930; OP940 Fixed in — No fix listed CNA
- HMC VendorIBM Affected OP940 Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:ibm:power_system_ac922_\(8335-gtx\)_firmware:op920:*:*:*:*:*:*:* | op920 | Vulnerable | IBM |
| cpe:2.3:o:ibm:power_system_ac922_\(8335-gtx\)_firmware:op930:*:*:*:*:*:*:* | op930 | Vulnerable | IBM |
| cpe:2.3:o:ibm:power_system_ac922_\(8335-gtx\)_firmware:op940:*:*:*:*:*:*:* | op940 | Vulnerable | IBM |
| cpe:2.3:h:ibm:power_system_ac922_\(8335-gtx\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | IBM |
| cpe:2.3:o:ibm:power_system_ac922_\(8335-gth\)_firmware:op920:*:*:*:*:*:*:* | op920 | Vulnerable | IBM |
| cpe:2.3:o:ibm:power_system_ac922_\(8335-gth\)_firmware:op930:*:*:*:*:*:*:* | op930 | Vulnerable | IBM |
| cpe:2.3:o:ibm:power_system_ac922_\(8335-gth\)_firmware:op940:*:*:*:*:*:*:* | op940 | Vulnerable | IBM |
| cpe:2.3:h:ibm:power_system_ac922_\(8335-gth\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | IBM |
| cpe:2.3:o:ibm:power_hardware_management_console_\(7063-cr2\)_firmware:op940:*:*:*:*:*:*:* | op940 | Vulnerable | IBM |
| cpe:2.3:h:ibm:power_hardware_management_console_\(7063-cr2\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | IBM |
- cpe:2.3:o:ibm:power_system_ac922_\(8335-gtx\)_firmware:op920:*:*:*:*:*:*:* Versions op920 Vulnerable ·IBM
- cpe:2.3:o:ibm:power_system_ac922_\(8335-gtx\)_firmware:op930:*:*:*:*:*:*:* Versions op930 Vulnerable ·IBM
- cpe:2.3:o:ibm:power_system_ac922_\(8335-gtx\)_firmware:op940:*:*:*:*:*:*:* Versions op940 Vulnerable ·IBM
- cpe:2.3:h:ibm:power_system_ac922_\(8335-gtx\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·IBM
- cpe:2.3:o:ibm:power_system_ac922_\(8335-gth\)_firmware:op920:*:*:*:*:*:*:* Versions op920 Vulnerable ·IBM
- cpe:2.3:o:ibm:power_system_ac922_\(8335-gth\)_firmware:op930:*:*:*:*:*:*:* Versions op930 Vulnerable ·IBM
- cpe:2.3:o:ibm:power_system_ac922_\(8335-gth\)_firmware:op940:*:*:*:*:*:*:* Versions op940 Vulnerable ·IBM
- cpe:2.3:h:ibm:power_system_ac922_\(8335-gth\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·IBM
- cpe:2.3:o:ibm:power_hardware_management_console_\(7063-cr2\)_firmware:op940:*:*:*:*:*:*:* Versions op940 Vulnerable ·IBM
- cpe:2.3:h:ibm:power_hardware_management_console_\(7063-cr2\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·IBM
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-38960
- 2026-10-03 Alias added: GHSA-prm8-2hvv-hwfr
References
More IBM Power Hardware Management Console (7063-cr2) Firmware vulnerabilities
- TI-2026-14226 Power System Out-of-bounds Write CVSS 3.1HIGH 8.2
- TI-2026-14221 Power System Buffer Overflow CVSS 3.1HIGH 8.2
- TI-2026-14095 Power System Integer Overflow CVSS 3.1HIGH 8.2
- TI-2026-14323 Power System Incorrect Authorization CVSS 3.1HIGH 8.1
- TI-2026-14185 Power System Out-of-bounds Read CVSS 3.1HIGH 7.3
Sources
- CVE-2021-38960 · CVE Program
- CVE-2021-38960 · NVD
- FIRST EPSS
- GHSA-prm8-2hvv-hwfr · GitHub Advisory Database · CC BY 4.0
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