Privilege escalation in PostgreSQL - CVE-2018-1058

 

Privilege escalation in PostgreSQL - CVE-2018-1058

Published: March 2, 2018 / Updated: March 2, 2018


Vulnerability identifier: #VU10810
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/U:Clear
CVE-ID: CVE-2018-1058
CWE-ID: CWE-427
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: PostgreSQL Global Development Group
Affected software:
PostgreSQL

Detailed vulnerability description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists in the pg_dump function due to improper security restrictions. A local attacker can submit a malicious function in separate namespaces and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

How to mitigate CVE-2018-1058

Update to version 10.3.

Sources