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CVE-2023-42950
Vulnerability in java (CVE-2023-42950)
Summary
vulnerability in java (CVE-2023-42950). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `1.8.0, 8.0.431` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2023-42950** has been found in java.
Successful exploitation can lead to full system takeover. CVSS score: ?/10.
What to do: upgrade java to **1.8.0, 8.0.431** or later.
If unsure, ask your IT team or search "java CVE-2023-42950" on the vendor's site.
CVE-2023-42950 (java) —
Attack vector: remote (network-reachable) / unauthenticated
Patched: `1.8.0, 8.0.431` — 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 java.
📍 Affected scope
java — .
🔥 Severity
Severity: ?. Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **1.8.0, 8.0.431**.
🛡️ 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 'java' .` 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
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1Identify exposure identify
grep -r 'java' . | 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 `java` 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 java to 1.8.0, 8.0.431ステージング環境で 1.8.0, 8.0.431 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
Bitnami
java
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.8.0"},{"introduced":"1.9.0"},{"fixed":"8.0.431"}]}]
Bitnami
java-min
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.8.0"},{"introduced":"1.9.0"},{"fixed":"8.0.431"}]}]
Bitnami
jre
[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.8.0"},{"introduced":"1.9.0"},{"fixed":"8.0.431"}]}]
References
- advisory https://security.netapp.com/advisory/ntap-20241018-0009/
- advisory https://support.apple.com/en-us/HT214035
- advisory https://support.apple.com/en-us/HT214036
- advisory https://support.apple.com/en-us/HT214039
- advisory https://support.apple.com/en-us/HT214040
- advisory https://support.apple.com/en-us/HT214041
- web http://www.openwall.com/lists/oss-security/2024/03/26/1
- web https://lists.fedoraproject.org/archives/list/[email protected]/message/IXLXIOAH5S7J22LJTCIAVFVVJ4TESAX4/
- web https://nvd.nist.gov/vuln/detail/CVE-2023-42950
- web https://openjdk.org/groups/vulnerability/advisories/2024-10-15
- web https://support.apple.com/kb/HT214039
- web https://www.oracle.com/security-alerts/cpuoct2024.html