CVE-2021-29891

mediumpriority · track · 20EPSS 0.005 · 40 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.46% (40th) EPSS

CVSS 4.9 · medium

Is it mine?

8 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

IBM OPENBMC OP910 and OP940 could allow a privileged user to upload an improper site identity certificate that may cause it to lose network services. IBM X-Force ID: 207221.

cvss

Technical severity, 0–10. One row per scoring source.

4.9

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 3.6

v3.04.5mediumCVSS:3.0/AV:N/UI:R/S:U/C:N/PR:H/AC:L/A:H/I:N/E:U/RL:O/RC:Csecondary · ENISA EU

v3.04.5mediumCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:Hsecondary · psirt@us.ibm.com USexploitability 0.9 · impact 3.6

v3.14.5mediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-434USprimary

affected products (8)

Products and version ranges known to be affected.

IBM Power 9 AC922≤ OP940enisa_euvdEU
IBM Power 9 AC922≤ OP910enisa_euvdEU
ibm hardware management console 7063-cr2 firmware= op940nvdUScpe:2.3:o:ibm:hardware_management_console_7063-cr2_firmware:*:*:*:*:*:*:*:*
ibm power system ac922 (8335-gtg) firmware= op910nvdUScpe:2.3:o:ibm:power_system_ac922_\(8335-gtg\)_firmware:*:*:*:*:*:*:*:*
ibm power system ac922 (8335-gth) firmware= op910nvdUScpe:2.3:o:ibm:power_system_ac922_\(8335-gth\)_firmware:*:*:*:*:*:*:*:*
ibm power system ac922 (8335-gth) firmware= op940nvdUScpe:2.3:o:ibm:power_system_ac922_\(8335-gth\)_firmware:*:*:*:*:*:*:*:*
ibm power system ac922 (8335-gtx) firmware= op910nvdUScpe:2.3:o:ibm:power_system_ac922_\(8335-gtx\)_firmware:*:*:*:*:*:*:*:*
ibm power system ac922 (8335-gtx) firmware= op940nvdUScpe:2.3:o:ibm:power_system_ac922_\(8335-gtx\)_firmware:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2022-08-22modified 2026-06-17

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references (7)

External citations — patches, advisories, analysis.

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