CVE-2019-3466
The pg_ctlcluster script in postgresql-common in versions prior to 210 didn't drop privileges...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2019-3466- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-269
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2019-3466- Updated
- 2026-11-02
EUVDEUVD-2019-13104 No score
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.
- Record
EUVD-2019-13104- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rhrq-jx2f-79g7 No score
The pg_ctlcluster script in postgresql-common in versions prior to 210 didn't drop privileges...
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.
- Record
GHSA-rhrq-jx2f-79g7- Updated
- 2026-11-02
OSVALPINE-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.
- Record
ALPINE-CVE-2019-3466- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVBELL-CVE-2019-3466
CVE-2019-3466 does not affect BellSoft software
- Record
BELL-CVE-2019-3466- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Show 5 moreShow less
OSV
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.
- Record
CVE-2019-3466- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-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.
- Record
DEBIAN-CVE-2019-3466- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUBUNTU-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.
- Record
UBUNTU-CVE-2019-3466- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUSN-4194-1 No score
postgresql-common vulnerability
Rich Mirch discovered that the postgresql-common pg_ctlcluster script incorrectly handled directory creation. A local attacker could possibly use this issue to escalate privileges.
- Record
USN-4194-1- Updated
- 2026-11-02
OSVUSN-4194-2 No score
postgresql-common vulnerability
USN-4194-1 fixed a vulnerability in postgresql-common. This update provides the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Rich Mirch discovered that the postgresql-common pg_ctlcluster script incorrectly handled directory creation. A local attacker could possibly use this issue to escalate privileges.
- Record
USN-4194-2- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
postgresql-commonDebian:12 |
before 210 | 210 |
postgresql-commonDebian:13 |
before 210 | 210 |
postgresql-commonDebian:14 |
before 210 | 210 |
postgresql-commonDebian:8 |
before 165+deb8u4, plus listed versions 165165+deb8u1165+deb8u1~bpo7+1165+deb8u2165+deb8u2~bpo7+1165+deb8u3 |
165+deb8u4 |
postgresql-commonDebian:9 |
before 181+deb9u3, plus listed versions 181181+deb9u1181+deb9u1~bpo8+1181+deb9u2 |
181+deb9u3 |
postgresql-commonDebian:10 |
before 200+deb10u3, plus listed versions 200+deb10u1200+deb10u2 |
200+deb10u3 |
postgresql-commonUbuntu:Pro:14.04:LTS |
before 154ubuntu1.1+esm1, plus listed versions 148150151152153 Show 4 moreShow less153bzr1154154ubuntu1154ubuntu1.1 |
154ubuntu1.1+esm1 |
postgresql-commonUbuntu:16.04:LTS |
before 173ubuntu0.3, plus listed versions 169git1170171172172ubuntu1173173ubuntu0.1173ubuntu0.2 |
173ubuntu0.3 |
postgresql-commonUbuntu:18.04:LTS |
before 190ubuntu0.1, plus listed versions 184ubuntu1188ubuntu1189190 |
190ubuntu0.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-3466 is a high vulnerability (CVSS 7.8) in Postgresql Postgresql-common, published November 14, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.50%, the 42nd percentile. Fixed in postgresql-common 210.