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CVE-2019-11391

Common vulnerabilities & exposures (CVE)

CVE databaseCVE database blogpostRelease & EoL database
 
Published at: - 21-04-2019 04:29
Last modified: - 30-03-2022 08:42
Total changes: - 3

Description

** 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 $a# 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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Low
Attack complexity
Network
Attack vector
Low
Availability
None
Confidentiality
None
Integrity
None
Privileges required
Unchanged
Scope
None
User interaction
5.3
Base score
3.9
1.4
Exploitability score
Impact score
 

Verification logic

OR
vendor=modsecurity AND product=owasp_modsecurity_core_rule_set AND versionEndIncluding=3.1.0
 

Reference

 


Keywords

NVD

 

CVE-2019-11391

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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