CVE-2019-11389: Medium severity owasp modsecurity core rule set vulnerability
DISPUTED An issue was discovered in OWASP ModSecurity Core Rule Set (CRS) through 3.1.0. /rules/REQUEST-933-APPLICATION-ATTACK-PHP.conf allows remote attackers to cause a denial of service (ReDOS) by entering a specially crafted string with next# at the beginning and nested repetition operators. NOTE: the software maintainer disputes that this is a vulnerability because the issue cannot be exploited via ModSecurity.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2019-11389?
CVE-2019-11389 is a disputed vulnerability that could lead to denial of service (ReDOS) due to specially crafted strings.
How can I mitigate CVE-2019-11389?
To mitigate CVE-2019-11389, you should update to a version of OWASP ModSecurity Core Rule Set later than 3.1.0 that addresses this issue.
What is the nature of the attack in CVE-2019-11389?
CVE-2019-11389 allows remote attackers to exploit ModSecurity Core Rule Set rules by using crafted input that triggers excessive resource consumption.
What versions of OWASP ModSecurity Core Rule Set are affected by CVE-2019-11389?
CVE-2019-11389 affects OWASP ModSecurity Core Rule Set versions up to and including 3.1.0.
Are there any known exploits for CVE-2019-11389?
As of now, CVE-2019-11389 has no publicly known exploits but is still considered a potential denial of service risk.