CVE-2020-4729: IBM Safer Payments denial of service

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-04-28 · updated 2026-06-17

Description

IBM Counter Fraud Management for Safer Payments 5.7.0.00 through 5.7.0.10, 6.0.0.00 through 6.0.0.07, 6.1.0.00 through 6.1.0.05, and 6.2.0.00 through 6.2.1.00 could allow an authenticated attacker under special circumstances to send multiple specially crafted API requests that could cause the application to crash. IBM X-Force ID: 188052.

Affected products

IBM Safer Payments: from 5.7.0.00 before 5.7.0.11; from 6.0.0.00 before 6.0.0.08; from 6.1.0.00 before 6.1.0.06; from 6.2.0.00 before 6.2.1.01 — fixed in 5.7.0.11, 6.0.0.08, 6.1.0.06, 6.2.1.01

How to fix

Upgrade to a fixed version: IBM Safer Payments 5.7.0.11, 6.0.0.08, 6.1.0.06, 6.2.1.01. Check the vendor advisory for mitigations.

References

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