HTTP response splitting in Cpp-httplib - CVE-2020-11709
Published: August 21, 2023
Vulnerability identifier: #VU79776
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-11709
CWE-ID: CWE-113
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cpp-httplib
Cpp-httplib
Software vendor:
Cpp-httplib Project
Cpp-httplib Project
Description
The vulnerability allows a remote attacker to perform HTTP splitting attacks.
The vulnerability exists due to software does not correclty process CRLF character sequences passed into the set_redirect() and set_header() functions. A remote attacker can send specially crafted request containing CRLF sequence and make the application to send a split HTTP response.
Successful exploitation of the vulnerability may allow an attacker perform cache poisoning attack.
Remediation
Install updates from vendor's website.