CVE-2023-28882

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-04-28 · updated 2026-06-17
Weakness: CWE-400

Description

Trustwave ModSecurity 3.0.5 through 3.0.8 before 3.0.9 allows a denial of service (worker crash and unresponsiveness) because some inputs cause a segfault in the Transaction class for some configurations.

Affected products

owasp-modsecurity ModSecurity: from 3.0.5 before 3.0.9 — fixed in 3.0.9

How to fix

Upgrade to a fixed version: owasp-modsecurity ModSecurity 3.0.9. Check the vendor advisory for mitigations.

References

https://www.trustwave.com/en-us/resources/security-resources/software-updates/announcing-modsecurity-version-309/
https://www.trustwave.com/en-us/resources/security-resources/software-updates/announcing-modsecurity-version-309/

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