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Vulnerability record · CVE-2023-28882 · published 28 April 2023

CVE-2023-28882: Owasp modsecurity uncontrolled resource consumption vulnerability

Owasp · Modsecurity

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.

7.5 CVSS 3.1 High EPSS 0.73% · top 47.6% CWE-400 · Uncontrolled resource consumptionCWE-770 · Allocation without limits
7.5CVSS 3.1 base score
0.73%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.6CVE-2026-52747Owasp modsecurity vulnerabilityModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. Prior to 3.0.16, the multipart/form-da…EPSS 0.48%8.6CVE-2024-1019Owasp modsecurity improper input validation vulnerabilityModSecurity / libModSecurity 3.0.0 to 3.0.11 is affected by a WAF bypass for path-based payloads submitted via specially crafted request URLs. ModSec…EPSS 0.69%8.2CVE-2026-42268Owasp modsecurity vulnerabilityModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. From 3.0.0 to before 3.0.15, there is …EPSS 0.49%8.2CVE-2026-30923Owasp modsecurity out-of-bounds read vulnerabilityModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. Libmodsecurity is one component of the…EPSS 0.52%7.5CVE-2025-48866Owasp modsecurity vulnerabilityModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. Versions prior to 2.9.10 contain a den…EPSS 0.83%7.5CVE-2023-38285Owasp modsecurity vulnerabilityTrustwave ModSecurity 3.x before 3.0.10 has Inefficient Algorithmic Complexity.EPSS 0.90%7.5CVE-2022-48279Owasp modsecurity interpretation conflict vulnerabilityIn ModSecurity before 2.9.6 and 3.x before 3.0.8, HTTP multipart requests were incorrectly parsed and could bypass the Web Application Firewall. NOTE…EPSS 1.2%7.5CVE-2021-42717Owasp modsecurity vulnerabilityModSecurity 3.x through 3.0.5 mishandles excessively nested JSON objects. Crafted JSON objects with nesting tens-of-thousands deep could result in th…EPSS 3.1%

Source: NIST National Vulnerability Database (record CVE-2023-28882), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.