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UBUNTU-CVE-2020-0067

Vulnerability in linux-aws (UBUNTU-CVE-2020-0067)

Summary

vulnerability in linux-aws (UBUNTU-CVE-2020-0067). Confidential information can be exposed externally. Mitigation: upgrade to `4.4.0-1078.82` or later.

AI summary snake-internal / snake-material-v2

A vulnerability tracked as **UBUNTU-CVE-2020-0067** has been found in linux-aws. Confidential information can be exposed externally. CVSS score: ?/10. What to do: upgrade linux-aws to **4.4.0-1078.82** or later. If unsure, ask your IT team or search "linux-aws UBUNTU-CVE-2020-0067" on the vendor's site.
UBUNTU-CVE-2020-0067 (linux-aws) — Attack vector: local / no user interaction Patched: `4.4.0-1078.82` — 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 linux-aws.
📍 Affected scope
linux-aws — .
🔥 Severity
Severity: ?. Confidential information can be exposed externally
🔧 How to fix
Update to **4.4.0-1078.82**.
🛡️ 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 'linux-aws' .` 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. 1
    Identify exposure identify 
    grep -r 'linux-aws' . | 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 `linux-aws` を grep し、稼働しているサービス・バージョンを把握する。

  2. 6
    Apply patch patch 
    Upgrade linux-aws to 4.4.0-1078.82

    ステージング環境で 4.4.0-1078.82 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。

  3. 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:Pro:14.04:LTS linux-aws
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-1078.82"}]}]
Ubuntu:Pro:14.04:LTS linux-azure
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1089.99~14.04.1"}]}]
Ubuntu:Pro:14.04:LTS linux-lts-xenial
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-190.220~14.04.1"}]}]
Ubuntu:Pro:14.04:LTS linux
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:16.04:LTS linux
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-190.220"}]}]
Ubuntu:16.04:LTS linux-aws
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-1114.127"}]}]
Ubuntu:16.04:LTS linux-aws-hwe
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1073.77~16.04.1"}]}]
Ubuntu:16.04:LTS linux-azure
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1089.99~16.04.1"}]}]
Ubuntu:16.04:LTS linux-gcp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1077.87~16.04.1"}]}]
Ubuntu:16.04:LTS linux-hwe
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-106.107~16.04.1"}]}]
Ubuntu:16.04:LTS linux-kvm
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-1080.87"}]}]
Ubuntu:16.04:LTS linux-oracle
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1045.49~16.04.1"}]}]
Ubuntu:16.04:LTS linux-raspi2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-1139.148"}]}]
Ubuntu:16.04:LTS linux-snapdragon
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-1143.152"}]}]
Ubuntu:16.04:LTS linux-hwe-edge
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:FIPS:16.04:LTS linux-fips
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS linux
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-106.107"}]}]
Ubuntu:18.04:LTS linux-aws
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1073.77"}]}]
Ubuntu:18.04:LTS linux-aws-5.3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.3.0-1023.25~18.04.1"}]}]
Ubuntu:18.04:LTS linux-azure-4.15
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1089.99"}]}]
Ubuntu:18.04:LTS linux-azure-5.3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.3.0-1028.29~18.04.1"}]}]
Ubuntu:18.04:LTS linux-gcp-4.15
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1077.87"}]}]
Ubuntu:18.04:LTS linux-gcp-5.3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.3.0-1026.28~18.04.1"}]}]
Ubuntu:18.04:LTS linux-gke-4.15
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1063.66"}]}]
Ubuntu:18.04:LTS linux-gke-5.0
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.0-1042.43"}]}]
Ubuntu:18.04:LTS linux-gke-5.3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.3.0-1026.28~18.04.1"}]}]
Ubuntu:18.04:LTS linux-hwe
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.3.0-59.53~18.04.1"}]}]
Ubuntu:18.04:LTS linux-kvm
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1067.68"}]}]
Ubuntu:18.04:LTS linux-oem
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1087.97"}]}]
Ubuntu:18.04:LTS linux-oem-osp1
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.0-1059.64"}]}]
Ubuntu:18.04:LTS linux-oracle
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1045.49"}]}]
Ubuntu:18.04:LTS linux-oracle-5.3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.3.0-1024.26~18.04.1"}]}]
Ubuntu:18.04:LTS linux-raspi2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1063.67"}]}]
Ubuntu:18.04:LTS linux-raspi2-5.3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.3.0-1027.29~18.04.1"}]}]
Ubuntu:18.04:LTS linux-snapdragon
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1080.87"}]}]
Ubuntu:18.04:LTS linux-aws-5.0
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS linux-azure
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS linux-azure-edge
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS linux-gcp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS linux-gcp-edge
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS linux-hwe-edge
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS linux-oracle-5.0
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:FIPS-updates:18.04:LTS linux-aws-fips
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-2018.18"}]}]
Ubuntu:Pro:FIPS-updates:18.04:LTS linux-azure-fips
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-2006.7"}]}]
Ubuntu:Pro:FIPS-updates:18.04:LTS linux-fips
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1034.39"}]}]
Ubuntu:Pro:FIPS:18.04:LTS linux-aws-fips
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:FIPS:18.04:LTS linux-azure-fips
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:FIPS:18.04:LTS linux-gcp-fips
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:20.04:LTS linux
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-37.41"}]}]
Ubuntu:20.04:LTS linux-aws
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1015.15"}]}]
Ubuntu:20.04:LTS linux-azure
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1016.16"}]}]
Ubuntu:20.04:LTS linux-gcp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1015.15"}]}]
Ubuntu:20.04:LTS linux-kvm
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1015.15"}]}]
Ubuntu:20.04:LTS linux-oracle
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1015.15"}]}]
Ubuntu:20.04:LTS linux-raspi
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1012.12"}]}]
Ubuntu:20.04:LTS linux-riscv
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-27.31"}]}]
Ubuntu:20.04:LTS linux-azure-fde
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:20.04:LTS linux-gke
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:20.04:LTS linux-raspi2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:22.04:LTS linux-intel-iot-realtime
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:22.04:LTS linux-realtime
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:22.04:LTS linux-riscv
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:24.04:LTS linux-raspi-realtime
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:26.04 linux-nvidia
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

References

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