NULL pointer dereference in openNDS - CVE-2023-38322
Published: December 8, 2023
Vulnerability identifier: #VU84009
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-2023-38322
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
openNDS
openNDS
Software vendor:
openNDS
openNDS
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 within the do_binauth() function. A remote attacker can send a crafted GET HTTP request with a missing User-Agent HTTP header and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.