Vulnerability Analysis
Memory overflow vulnerability leading to unintended control flow and Denial of Service
CVE-2025-6543
Memory overflow vulnerability leading to unintended control flow and Denial of Service in NetScaler ADC and NetScaler Gateway when configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server
CISA KEV
CVSS Base Score
9.2
CRITICAL
Exploitability:-
Impact Score:-
Temporal Score:-
EPSS:9.76%
Threat Intelligence Signals
CISA KEV
YES
KEV Date Added
2025-06-30
Ransomware Use
Unknown
KEV Due Date
2025-07-21
VulnCheck In-the-Wild
No
Nuclei Template
No
EPSS Score
9.756%
EPSS Percentile
94.9th pct
GHSA ID
GitHub Severity
CRITICAL
Identity & Timeline
| Status | - |
| Assigning Authority | - |
| CVSS Version / Source | - |
| Reserved | - |
| Published | - |
| Patch Date (date_public) | - |
| Exploit DB Date | - |
| First GitHub PoC Date | - |
| Last Updated | - |
| Time to Patch (Days to fix) | - |
| Exploit Release Gap | - |
| PoC Release Gap | - |
| Exploit DB References | None identified |
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
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