CVE-2025-4207

MEDIUM EPSS 44.8%
Published May 8, 20251y ago · Modified Jun 17, 20262w ago
5.9 CVSS 3.1
Medium
Find Similar
Published May 8, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

Buffer over-read in PostgreSQL GB18030 encoding validation allows a database input provider to achieve temporary denial of service on platforms where a 1-byte over-read can elicit process termination. This affects the database server and also libpq. Versions before PostgreSQL 17.5, 16.9, 15.13, 14.18, and 13.21 are affected.

CVSS Details

Base Score
5.9
Exploitability
2.2
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
44.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-126

References 3

  • openwall.com http://www.openwall.com/lists/oss-security/2025/05/09/3
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/05/msg00011.html
  • postgresql.org https://www.postgresql.org/support/security/CVE-2025-4207/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.