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CVE-2025-40342
high
CVSS 8.8
Vulnerability in CVE-2025-40342 (CVE-2025-40342)
Summary
vulnerability in CVE-2025-40342 (CVE-2025-40342). Successful exploitation can lead to full system takeover.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2025-40342** has been found in CVE-2025-40342.
Successful exploitation can lead to full system takeover. CVSS score: 8.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "CVE-2025-40342 CVE-2025-40342" on the vendor's site.
CVE-2025-40342 (CVE-2025-40342) — CVSS v3 8.8
Attack vector: adjacent-network / unauthenticated / no user interaction
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 CVE-2025-40342.
📍 Affected scope
CVE-2025-40342 — .
🔥 Severity
Severity: High (CVSS 8.8/10). 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. Audit SBOM/dependencies 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
Audit SBOM/dependencies for affected components.依存マニフェストで影響コンポーネントを特定する。
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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。
References
- web https://git.kernel.org/stable/c/25f4bf1f7979a7871974fd36c79d69ff1cf4b446
- web https://git.kernel.org/stable/c/4253e0a4546138a2bf9cb6acf66b32fee677fc7c
- web https://git.kernel.org/stable/c/891cdbb162ccdb079cd5228ae43bdeebce8597ad
- web https://git.kernel.org/stable/c/9950af4303942081dc8c7a5fdc3688c17c7eb6c0
- web https://git.kernel.org/stable/c/a2f7fa75c4a2a07328fa22ccbef461db76790b55
- web https://git.kernel.org/stable/c/de3d91af47bc015031e7721b100a29989f6498a5
- web https://git.kernel.org/stable/c/e8cde03de8674b05f2c5e0870729049eba517800
- web https://nvd.nist.gov/vuln/detail/CVE-2025-40342
- web https://github.com/advisories/GHSA-gvgm-wg7j-vj8f