Access of Uninitialized Pointer in h2o - CVE-2023-30847
Published: April 27, 2023
Vulnerability identifier: #VU75555
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-30847
CWE-ID: CWE-824
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
h2o
h2o
Software vendor:
h2o
h2o
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to access to uninitialized pointer when processing certain type of invalid HTTP request. A remote attacker can send a specially crafted HTTP request and perform a denial of service (DoS) attack or leak information to back end HTTP servers.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.