CVE-2023-30440

highpriority · track · 32EPSS 0.002 · 8 %ileEUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.18% (8th) EPSS
CVSS 7.9 · high
Is it mine?
10 products
Check your exposure
Who says so?
3 sources
cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

IBM PowerVM Hypervisor FW860.00 through FW860.B3, FW950.00 through FW950.70, FW1010.00 through FW1010.50, FW1020.00 through FW1020.30, and FW1030.00 through FW1030.10 could allow a local attacker with control a partition that has been assigned SRIOV virtual function (VF) to cause a denial of service to a peer partition or arbitrary data corruption. IBM X-Force ID: 253175.

01

cvss

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

7.9
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.7–7.9

v3.17.9highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:Hprimary · NVD / NIST USexploitability 2.5 · impact 4.7
v3.16.7mediumCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:Hsecondary · ENISA EU
v3.16.7mediumCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:Hsecondary · psirt@us.ibm.com USexploitability 1.4 · impact 4.7
v3.17.2highCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:H/E:Usecondary · CVSS-BT (t0sche)
02

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20US
04

affected products (10)

Products and version ranges known to be affected.

05

also known as (3)

Other names and identifiers for this entity.

06

sources

Which sources assert this record, and when.

cnnvdenisa_euvdnvdNVDCVE.orgMITRE
published 2023-05-23modified 2026-06-17
07

references (7)

External citations — patches, advisories, analysis.

scry

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