Vulnerability in nasm (UBUNTU-CVE-2018-1000886)

Summary

vulnerability in nasm (UBUNTU-CVE-2018-1000886). Risk of unauthorized operations or information disclosure.

AI summary snake-internal / snake-material-v2

A vulnerability tracked as **UBUNTU-CVE-2018-1000886** has been found in nasm. Risk of unauthorized operations or information disclosure. CVSS score: ?/10. What to do: apply the vendor's official patched release. If unsure, ask your IT team or search "nasm UBUNTU-CVE-2018-1000886" on the vendor's site.

UBUNTU-CVE-2018-1000886 (nasm) — Attack vector: local / 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 nasm.

📍 Affected scope

nasm — .

🔥 Severity

Severity: ?. Risk of unauthorized operations or information disclosure

🔧 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 'nasm' .` 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

1
Identify exposure identify
```
grep -r 'nasm' . | 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 `nasm` を grep し、稼働しているサービス・バージョンを把握する。
7
Post-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:16.04:LTS nasm

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Ubuntu:18.04:LTS nasm

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Ubuntu:20.04:LTS nasm

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Ubuntu:Pro:22.04:LTS nasm

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Vulnerability in nasm (UBUNTU-CVE-2018-1000886)

Summary

AI summary snake-internal / snake-material-v2

Response Actions (7 steps)

Affected packages

References

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