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UBUNTU-CVE-2026-24684
Vulnerability in freerdp (UBUNTU-CVE-2026-24684)
Summary
vulnerability in freerdp (UBUNTU-CVE-2026-24684). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `3.22.0` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **UBUNTU-CVE-2026-24684** has been found in freerdp.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade freerdp to **3.22.0** or later.
If unsure, ask your IT team or search "freerdp UBUNTU-CVE-2026-24684" on the vendor's site.
UBUNTU-CVE-2026-24684 (freerdp) —
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `3.22.0` — 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 freerdp.
📍 Affected scope
freerdp — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **3.22.0**.
🛡️ 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 'freerdp' .` 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 'freerdp' . | 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 `freerdp` 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 freerdp to 3.22.0ステージング環境で 3.22.0 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
Ubuntu:16.04:LTS
freerdp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:18.04:LTS
freerdp2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:18.04:LTS
freerdp
[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]
Ubuntu:Pro:20.04:LTS
freerdp2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.1+dfsg1-0ubuntu0.20.04.2+esm3"}]}]
Ubuntu:22.04:LTS
freerdp2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.1+dfsg1-3ubuntu2.10"}]}]
Ubuntu:24.04:LTS
freerdp3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.5.1+dfsg1-0ubuntu1.2"}]}]
Ubuntu:Pro:24.04:LTS
freerdp2
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.11.5+dfsg1-1ubuntu0.1~esm5"}]}]
Ubuntu:25.10
freerdp3
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.16.0+dfsg-2ubuntu0.1"}]}]
References
- advisory https://ubuntu.com/security/notices/USN-8042-1
- report https://ubuntu.com/security/CVE-2026-24684
- report https://www.cve.org/CVERecord?id=CVE-2026-24684
- report https://github.com/FreeRDP/FreeRDP/commit/622bb7b4402491ca003f47472d0e478132673696
- report https://github.com/FreeRDP/FreeRDP/commit/afa6851dc80835d3101e40fcef51b6c5c0f43ea5