CVE-2020-11709 Information

Description

cpp-httplib through 0.5.8 does not filter \r\n in parameters passed into the set_redirect and set_header functions which creates possibilities for CRLF injection and HTTP response splitting in some specific contexts.

CVSS Vector

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

Reference

https://gist.github.com/shouc/a9330df817128bc4c4132abf3de09495 https://github.com/yhirose/cpp-httplib/issues/425

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