CVE-2021-32028
MEDIUM6.5EPSS 0.64%Published: 10/11/2021Modified: 4/28/2026
Description
A flaw was found in postgresql. Using an INSERT ... ON CONFLICT ... DO UPDATE command on a purpose-crafted table, an authenticated database user could read arbitrary bytes of server memory. The highest threat from this vulnerability is to data confidentiality.
Affected packages (6)
- Alpine/postgresqlfrom 0, < 11.12-r0
- Alpine/postgresql13from 0, < 13.3-r0
- Alpine/postgresql14from 0, < 13.3-r0
- Alpine/postgresql15from 0, < 13.3-r0
- Bitnami/postgresql>= 9.6.0, < 9.6.22, >= 10.0.0, < 10.17.0, >= 11.0.0, < 11.12.0, >= 12.0.0, < 12.7.0, >= 13.0.0, < 13.3.0
- Debian/postgresql-13from 0, < 13.3-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
References (7)
- ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2021-32028
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2021-32028
- WEBhttps://bugzilla.redhat.com/show_bug.cgi?id=1956877
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2021-32028
- WEBhttps://security.gentoo.org/glsa/202211-04
- WEBhttps://security.netapp.com/advisory/ntap-20211112-0003/
- WEBhttps://www.postgresql.org/support/security/CVE-2021-32028