CVE-2019-3466: canonical ubuntu_linux Improper Privilege Management
CVSS: 7.8v3.1HighModified
AliasesALPINE-CVE-2019-3466UBUNTU-CVE-2019-3466USN-4194-1USN-4194-2DEBIAN-CVE-2019-3466DLA-1994-1DSA-4568-1
Published 20-11-2019Last modified 04-08-2024
Vulnerability summary
CVE-2019-3466 is a high (CVSS 7.8) Improper Privilege Management vulnerability in canonical ubuntu_linux. EPSS estimates a 0.50% chance of exploitation in the next 30 days, higher than 41.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.50%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 20-11-2019PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
High 7.2Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
0.50%
Chance of exploitation in the next 30 days
Percentile
41%
Versus all other CVEs
30-day change
0.00 pp
From 0.50% on 19-09-2026
19-09-202619-10-2026
EPSS score0.50%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (blog.mirch.io)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian2 products
- postgresql-common< 210 | < 181+deb9u3 | < 200+deb10u3 | < 165+deb8u4
- debian_linuxEOL9.0 | 10.0
Alpine1 product
- postgresql-commonAll versions (No fix recorded)
Canonical1 product
- ubuntu_linuxEOL16.04 | 18.04 | 19.04 | 19.10
Postgresql1 product
- postgresql-common< 210
Ubuntu1 product
- postgresql-common< 173ubuntu0.3 | < 190ubuntu0.1 | < 154ubuntu1.1+esm1
5 vendors · 6 products
References
8 links- blog.mirch.io/2019/11/15/cve-2019-3466-debian-ubuntu-pg_ctlcluster-privilege-escalation/X Refsource MISCExploitPatchThird Party Advisory
