GHSA-6fj5-m822-rqx8 · 深刻度: medium · エコシステム: go — moby docker daemon crash during image pull of malicious image
In Docker before versions 9.03.15, 20.10.3 there is a vulnerability in which pulling an intentionally malformed Docker image manifest crashes the dockerd daemon. Versions 20.10.3 and 19.03.15 contain patches that prevent the daemon from crashing.
総合評価: CVE-2021-21285 は中リスク(59.3/100)。CVSS 深刻度は中。悪用される可能性が高い(EPSS 3.29%、87 パーセンタイル) 根拠: 直近 1 日で EPSS が +2.94% 上昇。悪用への関心が高まっている可能性があります。 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 | 0.35% | 3.29% | +2.94% |
| 2 | 2026-03-09 | 1.17% | 0.35% | -0.82% |
| 3 | 2026-03-04 | — | 1.17% | — |
EPSS の全履歴 (全 31 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] |
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | [email protected] |
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
GHSA-6fj5-m822-rqx8 · 深刻度: medium · エコシステム: go — moby docker daemon crash during image pull of malicious image
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
medium | CVE-2021-21285: 1 source package rows (docker); 17 state rows across 7 repos (3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 7, open 10. | https://security.alpinelinux.org/vuln/CVE-2021-21285 |
debian
|
not yet assigned | CVE-2021-21285 not yet assigned priority: Debian including 1 source packages (docker.io), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2021-21285 |
gentoo
|
normal | CVE-2021-21285: 1 GLSA(s) (202107-23), 1 atom(s) (app-emulation/docker); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2021-21285 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2021-21285 |
suse
|
medium | CVE-2021-21285 severity moderate: SUSE including 76 source package names (2.0.2-4.2.20:runc-1.0.0~rc93-1.14.2, containerd-1.3.9-5.29.3, …), 1105 product×package rows across 329 product lines (Container rancher/elemental-teal-iso/5.4, Container rancher/elemental-teal-rt/5.4, … (329 product lines)): Fixed 1105. | https://www.suse.com/security/cve/CVE-2021-21285/ |
ubuntu
|
medium | CVE-2021-21285 medium priority: Ubuntu including 1 source packages (docker.io), 16 status rows across 16 suites (bionic, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): not-affected 9, released 3, DNE 1, ignored 1, needed 1, needs-triage 1. | https://ubuntu.com/security/CVE-2021-21285 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| docker | docker | < 19.03.15 | cpe:2.3:a:docker:docker:*:*:*:*:*:*:*:* |
| docker | docker | >= 20.0.0, < 20.10.3 | cpe:2.3:a:docker:docker:*:*:*:*:*:*:*:* |
| debian | debian_linux | 10.0 | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
| netapp | e-series_santricity_os_controller | >= 11.0, <= 11.60.3 | cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:* |
| URL | タグ |
|---|---|
| https://docs.docker.com/engine/release-notes/#20103 | Release Notes Vendor Advisory |
| https://github.com/moby/moby/commit/8d3179546e79065adefa67cc697c09d0ab137d30 | Patch Third Party Advisory |
| https://github.com/moby/moby/releases/tag/v19.03.15 | Release Notes Third Party Advisory |
| https://github.com/moby/moby/releases/tag/v20.10.3 | Release Notes Third Party Advisory |
| https://github.com/moby/moby/security/advisories/GHSA-6fj5-m822-rqx8 | Third Party Advisory |
| https://security.gentoo.org/glsa/202107-23 | Patch Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20210226-0005/ | Third Party Advisory |
| https://www.debian.org/security/2021/dsa-4865 | Third Party Advisory |