#VU108834 Buffer Over-read in PostgreSQL - CVE-2025-4207
Published: May 9, 2025
Vulnerability identifier: #VU108834
Vulnerability risk: 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-2025-4207
CWE-ID: CWE-126
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
PostgreSQL
PostgreSQL
Software vendor:
PostgreSQL Global Development Group
PostgreSQL Global Development Group
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a buffer over-read in GB18030 encoding validation. A remote attacker can pass specially crafted input to the application, trigger a one-byte buffer over-read and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.