CVE-2019-13464 Information

Description

An issue was discovered in OWASP ModSecurity Core Rule Set (CRS) 3.0.2. Use of X.Filename instead of X_Filename can bypass some PHP Script Uploads rules because PHP automatically transforms dots into underscores in certain contexts where dots are invalid.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Reference

https://github.com/SpiderLabs/owasp-modsecurity-crs/issues/1386 https://github.com/SpiderLabs/owasp-modsecurity-crs/pull/1391

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.5