Security readout for executives and security teams
This is a cross-site scripting flaw in the Citrix NetScaler Gateway login interface. A remote attacker could inject script or HTML through the NSC_TMAC cookie on affected 11.0 builds. Because the affected surface is a VPN gateway login page, business concern is credential theft or login-form manipulation, not direct system takeover from the provided evidence. Exposure is most likely where Citrix NetScaler Gateway 11.0 before Build 66.11 is internet-facing or reachable by untrusted users. The bundle does not identify other affected product lines, versions, CPEs, or hosted services. Address during the next vulnerability remediation cycle, sooner for internet-facing VPN gateways. The issue targets an authentication surface and may support credential-focused attacks, but the supplied evidence does not show active exploitation or system-level compromise. Mitigation focus: Check Citrix CTX213313 and vendor advisories for the supported remediation path.; Upgrade affected NetScaler Gateway 11.0 deployments to Build 66.11 or later supported guidance.; Prioritize public VPN login gateways and externally reachable authentication portals..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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CVE-2016-4945 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
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CWE details
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