Auth bypass in Pgbouncer
CVE-2015-6817
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.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.022 (81.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- Pgbouncer — versions 1.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/pgbouncer/pgbouncer/commit/7ca3e5279d05fceb1e8a043c6f5b6f58dea3ed38 (Patch)
- security.gentoo.org/glsa/201701-24 (vendor-advisory, Third Party Advisory)
- comments.gmane.org/gmane.comp.db.postgresql.pgbouncer.general/1251 (Mailing List)
- pgbouncer.github.io/2015/09/pgbouncer-1-6-1 (Patch, Vendor Advisory)
- www.openwall.com/lists/oss-security/2015/09/05/7 (mailing-list, Patch, Mailing List)
- github.com/pgbouncer/pgbouncer/issues/69 (Patch, Issue Tracking)
Frequently asked questions
- What is CVE-2015-6817?
- CVE-2015-6817 is a high-severity vulnerability in Pgbouncer, classified under Improper Authentication. CVSS score: 8.1/10. Published 2017-05-23.
- How severe is CVE-2015-6817?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2015-6817 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.