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CVE-2019-11387

Date: April 20, 2019

An issue was discovered in OWASP ModSecurity Core Rule Set (CRS) through 3.1.0. /rules/REQUEST-942-APPLICATION-ATTACK-SQLI.conf allows remote attackers to cause a denial of service (ReDOS) by entering a specially crafted string with nested repetition operators.

Severity Score

Related Resources (7)

https://github.com/SpiderLabs/owasp-modsecurity-crs/issues/1359
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-11387
https://nvd.nist.gov/vuln/detail/CVE-2019-11387
https://github.com/SpiderLabs/owasp-modsecurity-crs/blob/v3.1/dev/CHANGES
https://security-tracker.debian.org/tracker/CVE-2019-11387
https://coreruleset.org/20190627/announcement-owasp-modsecurity-core-rule-set-version-3-1-1/
https://www.mend.io/vulnerability-database/CVE-2019-11387

Severity Score

Weakness Type (CWE)

Incorrect Regular Expression

CWE-185

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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