Cross-Site Scripting (XSS) in Dell 2355Dn Firmware (CVE-2017-14386)
Summary
Cross-site scripting in Dell 2355Dn Firmware (CVE-2017-14386). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
The web user interface of Dell 2335dn and 2355dn Multifunction Laser Printers, firmware versions prior to V2.70.06.26 A13 and V2.70.45.34 A10 respectively, are affected by a cross-site scripting vulnerability. Attackers could potentially exploit this vulnerability to execute arbitrary HTML or JavaScript code in the user's browser session in the context of the affected website.
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-2017-14386 has been found in Dell 2355Dn Firmware.
Risk of unauthorized operations or information disclosure. CVSS score: 6.1/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "Dell 2355Dn Firmware CVE-2017-14386" on the vendor's site.
CVE-2017-14386 (Dell 2355Dn Firmware) — CWE-79 / CVSS v3 6.1
Attack vector: remote (network-reachable) / unauthenticated
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.
Cross-site scripting (XSS) (CWE-79) exists in Dell 2355Dn Firmware.
Check the vendor advisory for the affected versions of Dell 2355Dn Firmware.
Severity: Medium (CVSS 6.1/10). Risk of unauthorized operations or information disclosure.
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 Dell 2355Dn Firmware 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。