Deserialization in IBM Sterling B2b Integrator

CVE-2024-31903

IBM Sterling B2B Integrator Standard Edition 6.0.0.0 through 6.1.2.5 and 6.2.0.0 through 6.2.0.2 allow an attacker on the local network to execute arbitrary code on the system, caused by the deserialization of untrusted data.

Vulnerability class: Insecure Deserialization

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (60.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-31903: held from 0.010 to 0.010.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-31903?
CVE-2024-31903 is a high-severity vulnerability in IBM Sterling B2b Integrator, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2025-01-22.
How severe is CVE-2024-31903?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-31903 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.