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.
総合評価: CVE-2021-32028 は中リスク(51.3/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 1.45%、70 パーセンタイル) 推奨対応: 影響資産を整理し、修補計画に組み込んでください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ(新 − 旧) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.61% | 1.45% | +0.84% |
| 2 | 2026-05-13 | 0.47% | 0.61% | +0.14% |
| 3 | 2025-11-21 | — | 0.47% | — |
EPSS の全履歴 (全 16 件)
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | [email protected] |
| 4.0 | 2.0 | MEDIUM |
|
8.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
medium | CVE-2021-32028: 4 source package rows (postgresql, postgresql13, postgresql14, postgresql15); 36 state rows across 13 repos (3.10-main, 3.11-main, 3.12-main, 3.17-community, 3.17-main, 3.18-community, 3.18-main, 3.19-community, 3.19-main, 3.20-community, 3.20-main, edge-community, edge-main); fixed 21, open 15. | https://security.alpinelinux.org/vuln/CVE-2021-32028 |
debian
|
not yet assigned | CVE-2021-32028 not yet assigned priority: Debian including 1 source packages (postgresql-13), 1 status rows across 1 suites (bullseye): resolved 1. | https://security-tracker.debian.org/tracker/CVE-2021-32028 |
gentoo
|
high | CVE-2021-32028: 1 GLSA(s) (202211-04), 1 atom(s) (dev-db/postgresql); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2021-32028 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2021-32028 |
suse
|
medium | CVE-2021-32028 severity moderate: SUSE including 610 source package names (10.19:libpq5-13.3-5.10.1, 10.19:postgresql10-10.17-8.35.1, …), 1615 product×package rows across 107 product lines (Container suse/postgres, Container trento/trento-db, … (107 product lines)): Fixed 805, Known Not Affected 579, Known Affected 231. | https://www.suse.com/security/cve/CVE-2021-32028/ |
ubuntu
|
medium | CVE-2021-32028 medium priority: Ubuntu including 6 source packages (postgresql-10, postgresql-12, postgresql-13, postgresql-9.1, postgresql-9.3, postgresql-9.5), 96 status rows across 16 suites (bionic, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): DNE 83, released 7, ignored 2, needs-triage 2, deferred 1, not-affected 1. | https://ubuntu.com/security/CVE-2021-32028 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| postgresql | postgresql | >= 9.6.0, < 9.6.22 | cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* |
| postgresql | postgresql | >= 10.0, < 10.17 | cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* |
| postgresql | postgresql | >= 11.0, < 11.12 | cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* |
| postgresql | postgresql | >= 12.0, < 12.7 | cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* |
| postgresql | postgresql | >= 13.0, < 13.3 | cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1956877 | Issue Tracking Patch Third Party Advisory |
| https://security.gentoo.org/glsa/202211-04 | Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20211112-0003/ | Third Party Advisory |
| https://www.postgresql.org/support/security/CVE-2021-32028 | Vendor Advisory |