Improper Authentication in pgbouncer - CVE-2015-6817
Published: May 23, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU38956
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2015-6817
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: PgBouncer
Affected software:
pgbouncer
pgbouncer
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
PgBouncer 1.6.x before 1.6.1, when configured with auth_user, allows remote attackers to gain login access as auth_user via an unknown username.
How to mitigate CVE-2015-6817
Install update from vendor's website.
Sources
- http://comments.gmane.org/gmane.comp.db.postgresql.pgbouncer.general/1251
- http://www.openwall.com/lists/oss-security/2015/09/05/7
- https://github.com/pgbouncer/pgbouncer/commit/7ca3e5279d05fceb1e8a043c6f5b6f58dea3ed38
- https://github.com/pgbouncer/pgbouncer/issues/69
- https://pgbouncer.github.io/2015/09/pgbouncer-1-6-1
- https://security.gentoo.org/glsa/201701-24