Vulnerability in virtuoso-opensource (USN-6879-1)

Summary

vulnerability in virtuoso-opensource (USN-6879-1). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `6.1.6+repack-0ubuntu5+esm2` or later.

AI summary snake-internal / snake-material-v2

A vulnerability tracked as **USN-6879-1** has been found in virtuoso-opensource. Risk of unauthorized operations or information disclosure. CVSS score: ?/10. What to do: upgrade virtuoso-opensource to **6.1.6+repack-0ubuntu5+esm2** or later. If unsure, ask your IT team or search "virtuoso-opensource USN-6879-1" on the vendor's site.

USN-6879-1 (virtuoso-opensource) — Patched: `6.1.6+repack-0ubuntu5+esm2` — 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 virtuoso-opensource.

📍 Affected scope

virtuoso-opensource — .

🔥 Severity

Severity: ?. Risk of unauthorized operations or information disclosure

🔧 How to fix

Update to **6.1.6+repack-0ubuntu5+esm2**.

🛡️ 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 'virtuoso-opensource' .` 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 'virtuoso-opensource' . | 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 `virtuoso-opensource` を grep し、稼働しているサービス・バージョンを把握する。
6
Apply patch patch
```
Upgrade virtuoso-opensource to 6.1.6+repack-0ubuntu5+esm2
```
ステージング環境で 6.1.6+repack-0ubuntu5+esm2 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。
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:16.04:LTS virtuoso-opensource

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.6+repack-0ubuntu5+esm2"}]}]

Ubuntu:Pro:18.04:LTS virtuoso-opensource

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.6+repack-0ubuntu9+esm2"}]}]

Ubuntu:Pro:20.04:LTS virtuoso-opensource

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.6+repack-0ubuntu10+esm2"}]}]

Ubuntu:Pro:22.04:LTS virtuoso-opensource

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.2.5.1+dfsg1-0.2ubuntu0.1~esm2"}]}]

Ubuntu:Pro:24.04:LTS virtuoso-opensource

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.2.5.1+dfsg1-0.8ubuntu0.1~esm2"}]}]

References

advisory https://ubuntu.com/security/notices/USN-6879-1
report https://ubuntu.com/security/CVE-2023-31620
report https://ubuntu.com/security/CVE-2023-31622
report https://ubuntu.com/security/CVE-2023-31624
report https://ubuntu.com/security/CVE-2023-31626
report https://ubuntu.com/security/CVE-2023-31627
report https://ubuntu.com/security/CVE-2023-31629
report https://ubuntu.com/security/CVE-2023-31630
report https://ubuntu.com/security/CVE-2023-31631
report https://ubuntu.com/security/CVE-2023-48945
report https://ubuntu.com/security/CVE-2023-48946
report https://ubuntu.com/security/CVE-2023-48947
report https://ubuntu.com/security/CVE-2023-48950
report https://ubuntu.com/security/CVE-2023-48951