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CVE-2025-20343 Cisco Identity Services Engine Radius Suppression Denial of Service Vulnerability

🗓️ 05 Nov 2025 16:31:05Reported by ciscoType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Unauthenticated attacker can crash Cisco Identity Services Engine by crafted radius requests for rejected MACs.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2025-20343
5 Nov 202517:09
circl
Cisco
Cisco Identity Services Engine RADIUS Suppression Denial of Service Vulnerability
5 Nov 202516:00
cisco
Tenable Nessus
Cisco Identity Services Engine (cisco-sa-ise-radsupress-dos-8YF3JThh)
5 Nov 202500:00
nessus
CNNVD
Cisco Identity Services Engine 安全漏洞
5 Nov 202500:00
cnnvd
CVE
CVE-2025-20343
5 Nov 202516:31
cve
EUVD
EUVD-2025-37893
5 Nov 202516:31
euvd
NCSC
Vulnerability fixed in Cisco Identity Services Engine
6 Nov 202512:36
ncsc
NVD
CVE-2025-20343
5 Nov 202517:15
nvd
OSV
CVE-2025-20343
5 Nov 202517:15
osv
Positive Technologies
PT-2025-45128
5 Nov 202500:00
ptsecurity
Rows per page
[
  {
    "vendor": "Cisco",
    "product": "Cisco Identity Services Engine Software",
    "versions": [
      {
        "version": "3.4.0",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 1",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 2",
        "status": "affected"
      },
      {
        "version": "3.4 Patch 3",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]

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