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UBUNTU-CVE-2016-8866
Vulnerability in imagemagick (UBUNTU-CVE-2016-8866)
Summary
vulnerability in imagemagick (UBUNTU-CVE-2016-8866). Successful exploitation can lead to full system takeover.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **UBUNTU-CVE-2016-8866** has been found in imagemagick.
Successful exploitation can lead to full system takeover. CVSS score: ?/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "imagemagick UBUNTU-CVE-2016-8866" on the vendor's site.
UBUNTU-CVE-2016-8866 (imagemagick) —
Attack vector: remote (network-reachable) / unauthenticated
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
❓ What is the problem
**A vulnerability** (unclassified) exists in imagemagick.
📍 Affected scope
imagemagick — .
🔥 Severity
Severity: ?. Successful exploitation can lead to full system takeover
🔧 How to fix
Update to the patched release per vendor advisory.
🛡️ Workaround
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
🔍 Detection
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run `grep -r 'imagemagick' .` against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'imagemagick' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で `imagemagick` を grep し、稼働しているサービス・バージョンを把握する。
-
7Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番では Step 3 と同じログクエリでアラート再発が無いか継続監視。
Affected packages
Ubuntu:Pro:14.04:LTS
imagemagick
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:16.04:LTS
imagemagick
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
References
- report https://ubuntu.com/security/CVE-2016-8866
- report https://blogs.gentoo.org/ago/2016/10/20/imagemagick-memory-allocation-failure-in-acquiremagickmemory-memory-c-incomplete-fix-for-cve-2016-8862/
- report https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=30908#p140255
- report https://www.cve.org/CVERecord?id=CVE-2016-8866