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DEBIAN-CVE-2009-3555
Vulnerability in apache2 (DEBIAN-CVE-2009-3555)
Summary
vulnerability in apache2 (DEBIAN-CVE-2009-3555). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `2.2.14-2` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **DEBIAN-CVE-2009-3555** has been found in apache2.
Successful exploitation can lead to full system takeover. CVSS score: ?/10.
What to do: upgrade apache2 to **2.2.14-2** or later.
If unsure, ask your IT team or search "apache2 DEBIAN-CVE-2009-3555" on the vendor's site.
DEBIAN-CVE-2009-3555 (apache2) —
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `2.2.14-2` — apply immediately
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 apache2.
📍 Affected scope
apache2 — .
🔥 Severity
Severity: ?. Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **2.2.14-2**.
🛡️ 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 'apache2' .` 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 'apache2' . | 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 `apache2` を grep し、稼働しているサービス・バージョンを把握する。
-
6Apply patch patch
Upgrade apache2 to 2.2.14-2ステージング環境で 2.2.14-2 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスと、Step 3 で見つけた異常検知の続報チェックを含めること。
-
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
Debian:11
apache2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.14-2"}]}]
Debian:12
apache2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.14-2"}]}]
Debian:13
apache2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.14-2"}]}]
Debian:14
apache2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.14-2"}]}]
Debian:11
lighttpd
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.30-1"}]}]
Debian:12
lighttpd
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.30-1"}]}]
Debian:13
lighttpd
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.30-1"}]}]
Debian:14
lighttpd
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.30-1"}]}]
Debian:11
nginx
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.64-1"}]}]
Debian:12
nginx
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.64-1"}]}]
Debian:13
nginx
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.64-1"}]}]
Debian:14
nginx
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.64-1"}]}]
Debian:11
nss
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.6-1"}]}]
Debian:12
nss
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.6-1"}]}]
Debian:13
nss
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.6-1"}]}]
Debian:14
nss
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.6-1"}]}]
Debian:11
openssl
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.8k-6"}]}]
Debian:12
openssl
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.8k-6"}]}]
Debian:13
openssl
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.8k-6"}]}]
Debian:14
openssl
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.8k-6"}]}]
Debian:11
pound
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6-6.1"}]}]
Debian:13
pound
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6-6.1"}]}]
Debian:14
pound
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6-6.1"}]}]
Debian:11
tomcat-native
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.18-1"}]}]
Debian:12
tomcat-native
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.18-1"}]}]
Debian:13
tomcat-native
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.18-1"}]}]
Debian:14
tomcat-native
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.18-1"}]}]