Command Injection in TOTOLINK N200RE (CVE-2025-55893)
Summary
Command injection in TOTOLINK N200RE (CVE-2025-55893). Data can be tampered with by attackers.
Original description
The description as published by the source.
TOTOLINK N200RE V9.3.5u.6437_B20230519 is vulnerable to command Injection in setOpModeCfg via hostName.
Source: NIST National Vulnerability Database NVD
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-2025-55893 has been found in TOTOLINK N200RE.
Data can be tampered with by attackers. CVSS score: 6.5/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "TOTOLINK N200RE CVE-2025-55893" on the vendor's site.
CVE-2025-55893 (TOTOLINK N200RE) — CWE-77 / CVSS v3 6.5
Attack vector: adjacent-network / unauthenticated / 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 TOTOLINK N200RE.
Check the vendor advisory for the affected versions of TOTOLINK N200RE.
Severity: Medium (CVSS 6.5/10). Data can be tampered with by attackers.
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. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
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1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで TOTOLINK N200RE を使っているサービスとバージョンを洗い出す。
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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 cve@mitre.org
- web cve@mitre.org