Cross-Site Scripting (XSS) in McAfee Data Loss Prevention Endpoint (CVE-2017-3948)
Summary
Cross-site scripting in McAfee Data Loss Prevention Endpoint (CVE-2017-3948). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
Cross Site Scripting (XSS) in IMG Tags in the ePO extension in McAfee Data Loss Prevention Endpoint (DLP Endpoint) 10.0.x allows authenticated users to inject arbitrary web script or HTML via injecting malicious JavaScript into a user's browsing session.
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-2017-3948 has been found in McAfee Data Loss Prevention Endpoint.
Risk of unauthorized operations or information disclosure. CVSS score: 5.4/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "McAfee Data Loss Prevention Endpoint CVE-2017-3948" on the vendor's site.
CVE-2017-3948 (McAfee Data Loss Prevention Endpoint) — CWE-79 / CVSS v3 5.4
Attack vector: remote (network-reachable)
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 McAfee Data Loss Prevention Endpoint.
Check the vendor advisory for the affected versions of McAfee Data Loss Prevention Endpoint.
Severity: Medium (CVSS 5.4/10). 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 McAfee Data Loss Prevention Endpoint 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
- patch kc.mcafee.com