#VU9169 Improper access control in PostgreSQL - CVE-2017-12172
Published: November 10, 2017
Vulnerability identifier: #VU9169
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-12172
CWE-ID: CWE-264
Exploitation vector: Local 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 local attacker to cause DoS condition or obtain potentially sensitive information on a targeted system.
The weakness exists due to a flaw in certain non-default startup scripts. A local attacker with the privileges of the database server can create a symbolic link from the $PGLOG file to a critical file and modify the target file.
The weakness exists due to a flaw in certain non-default startup scripts. A local attacker with the privileges of the database server can create a symbolic link from the $PGLOG file to a critical file and modify the target file.
Remediation
Update to version 9.6.6.