What is CVE-2023-30994?

CVE-2023-30994 is a medium-severity vulnerability in IBM Qradar Security Information And Event Manager, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 5.4/10. Published 2023-10-14.

How severe is CVE-2023-30994?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Vulnerability in IBM Qradar Security Information And Event Manager

CVE-2023-30994

IBM QRadar SIEM 7.5.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 254138

Vulnerability class: POODLE (CVE-2014-3566)

Published 2023-10-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (11.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 11.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

IBM Qradar Security Information And Event Manager — versions 7.5.0
IBM Qradar Siem — versions 7.5.0
Linux Kernel

Weakness classification (CWE)

CWE-327 — Use of a Broken or Risky Cryptographic Algorithm

References

www.ibm.com/support/pages/node/7049133 (vendor-advisory, Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/254138 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2023-30994?: CVE-2023-30994 is a medium-severity vulnerability in IBM Qradar Security Information And Event Manager, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 5.4/10. Published 2023-10-14.
How severe is CVE-2023-30994?: Medium severity. CVSS v3 base score is 5.4 out of 10.