Command Injection in Linux Syncovery (CVE-2022-36534)
Summary
Command injection in Linux Syncovery (CVE-2022-36534). Successful exploitation can lead to full system takeover.
Original description
The description as published by the source.
Super Flexible Software GmbH & Co. KG Syncovery 9 for Linux v9.47x and below was discovered to contain multiple remote code execution (RCE) vulnerabilities via the Job_ExecuteBefore and Job_ExecuteAfter parameters at post_profilesettings.php.
Source: GitHub Security Advisories (Global) NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2022-36534 has been found in Linux Syncovery.
Successful exploitation can lead to full system takeover. CVSS score: 8.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Linux Syncovery CVE-2022-36534" on the vendor's site.
CVE-2022-36534 (Linux Syncovery) — CWE-77 / CVSS v3 8.8
Attack vector: remote (network-reachable) / no user interaction
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.
A vulnerability (CWE-77) exists in Linux Syncovery.
Check the vendor advisory for the affected versions of Linux Syncovery.
Severity: High (CVSS 8.8/10). Successful exploitation can lead to full system takeover.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'Syncovery' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'Syncovery' . | 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
Syncoveryを grep し、稼働しているサービス・バージョンを把握する。 -
2Post-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。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
References
- exploit packetstormsecurity.com
- exploit mgm-sp.com
- web nvd.nist.gov
- web super.com
- web syncovery.com
- web mgm-sp.com
- web github.com