Privilege escalation in Postgresql Postgresql-Common
CVE-2019-3466
The pg_ctlcluster script in postgresql-common in versions prior to 210 didn't drop privileges when creating socket/statistics temporary directories, which could result in local privilege escalation.
Vulnerability class: Privilege Escalation
EPSS: 0.005 (39.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Postgresql Postgresql-common
- Canonical Ubuntu_linux — versions 16.04, 18.04, 19.04
- Debian Debian_linux — versions 9.0, 10.0
- N/a Postgresql-common (Debian-specific Postgres Management Tools) — versions Versions before 210
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@debian.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)
- security@debian.org (x_refsource_UBUNTU, vendor-advisory)
Frequently asked questions
- What is CVE-2019-3466?
- CVE-2019-3466 is a high-severity vulnerability in Postgresql Postgresql-Common, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2019-11-20.
- How severe is CVE-2019-3466?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2019-3466 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.