NULL pointer dereference in Cherokee webserver - CVE-2020-12845
Published: July 28, 2020 / Updated: December 28, 2020
Vulnerability identifier: #VU49164
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-12845
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Cherokee webserver
Cherokee webserver
Software vendor:
Cherokee-project
Cherokee-project
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in cherokee_validator_parse_basic or cherokee_validator_parse_digest. A remote attacker can send a specially crafted HTTP request and perform a denial of service (DoS) attack.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability..