Gentoo update for PostgreSQL

1) SQL injection

EUVDB-ID: #VU15796

Risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-16850

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to execute arbitrary SQL commands in web application database.

The vulnerability exists due to insufficient sanitization of statements involving CREATE TRIGGER REFERENCING. A remote attacker can send a specially crafted HTTP request to vulnerable script and execute arbitrary SQL commands in web application database when running the pg_upgrade utility on the database or during a pg_dump utility dump/restore cycle.

Successful exploitation of the vulnerability may allow an attacker to gain administrative access to vulnerable web application.

Mitigation

Update the affected packages.
dev-db/postgresql to version:

Vulnerable software versions

Gentoo Linux: All versions

External links

http://security.gentoo.org/glsa/201811-24

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.