CVE-2022-22374
The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to downgrade attack...
The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to a firmware downgrade attack which may affect its ability to operate its host. IBM X-Force ID: 221442.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to a firmware downgrade attack which may affect its ability to operate its host. IBM X-Force ID: 221442.
- Record
CVE-2022-22374- CVSS 3.0
- 6.5 Medium
CVSS:3.0/A:H/C:N/AV:N/I:L/AC:H/S:U/UI:N/PR:N/E:U/RC:C/RL:O - Updated
- 2026-11-02
EUVDEUVD-2022-27520
The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to a firmware downgrade attack which may affect its ability to operate its host. IBM X-Force ID: 221442.
- Record
EUVD-2022-27520- CVSS 3.0
- 6.5 Medium
CVSS:3.0/A:H/C:N/AV:N/I:L/AC:H/S:U/UI:N/PR:N/E:U/RC:C/RL:O - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5pw4-vwm4-fmr2
The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to downgrade attack...
The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to downgrade attack which may affect its ability to operate its host. IBM X-Force ID: 221442.
- Record
GHSA-5pw4-vwm4-fmr2- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
NVD
The BMC (IBM Power 9 AC922 OP910, OP920, OP930, and OP940) may be subject to a firmware downgrade attack which may affect its ability to operate its host. IBM X-Force ID: 221442.
- Record
CVE-2022-22374- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H - CVSS 2.0
- 8.5 High
AV:N/AC:L/Au:N/C:N/I:P/A:C - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-22374 is a medium vulnerability (CVSS 6.5) in Ibm Power 9 Ac922, published March 24, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.00%, the 63rd percentile. No source names a fixed version.