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CVE-2023-42261
Vulnerability in mobsf (CVE-2023-42261)
Summary
vulnerability in mobsf (CVE-2023-42261). Confidential information can be exposed externally. Mitigation: upgrade to `3.9.7` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2023-42261** has been found in mobsf.
Confidential information can be exposed externally. CVSS score: ?/10.
What to do: upgrade mobsf to **3.9.7** or later.
If unsure, ask your IT team or search "mobsf CVE-2023-42261" on the vendor's site.
CVE-2023-42261 (mobsf) — CWE-276 /
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `3.9.7` — 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** (CWE-276) exists in mobsf.
📍 Affected scope
mobsf — .
🔥 Severity
Severity: ?. Confidential information can be exposed externally
🔧 How to fix
Update to **3.9.7**.
🛡️ 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 'mobsf' .` 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 'mobsf' . | 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 `mobsf` を grep し、稼働しているサービス・バージョンを把握する。
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6Apply patch patch
Upgrade mobsf to 3.9.7ステージング環境で 3.9.7 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。
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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。
Affected packages
PyPI
mobsf
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.7"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2023-42261
- advisory https://github.com/advisories/GHSA-cc8j-6phr-jv9x
- package https://github.com/MobSF/Mobile-Security-Framework-MobSF
- patch https://github.com/MobSF/Mobile-Security-Framework-MobSF/blob/abb47659a19ac772765934f184c65fe16cb3bee7/docker-compose.yml#L30-L31
- report https://github.com/MobSF/Mobile-Security-Framework-MobSF/issues/1211
- report https://github.com/MobSF/Mobile-Security-Framework-MobSF/issues/748
- report https://github.com/woshinibaba222/hack16/blob/main/Unauthorized%20Access%20to%20MobSF.md
- web https://github.com/pypa/advisory-database/tree/main/vulns/mobsf/PYSEC-2023-310.yaml