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CVE-2026-20005

🗓️ 04 Mar 2026 17:02:45Reported by ciscoType 
cve
 cve
🔗 web.nvd.nist.gov👁 3 Views

Unauthenticated remote attacker can cause Snort 3 to restart via crafted SSL handshakes, interrupting packet inspection.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-20005
4 Mar 202617:02
attackerkb
Cisco
Multiple Cisco Products Snort 3 Denial of Service Vulnerabilities
4 Mar 202616:00
cisco
Tenable Nessus
Multiple Cisco Products Snort 3 Multiple DoS (cisco-sa-snort3-multi-dos-XFWkWSwz)
1 May 202600:00
nessus
Tenable Nessus
Multiple Cisco Products Snort 3 DoS Vulnerabilities (cisco-sa-snort3-multi-dos-XFWkWSwz_CVE-2026-20005)
10 Mar 202600:00
nessus
CNNVD
Cisco多款产品 安全漏洞
4 Mar 202600:00
cnnvd
Cvelist
CVE-2026-20005
4 Mar 202617:02
cvelist
EUVD
EUVD-2026-9427
4 Mar 202618:31
euvd
NVD
CVE-2026-20005
4 Mar 202617:16
nvd
Positive Technologies
PT-2026-22968
4 Mar 202600:00
ptsecurity
RedhatCVE
CVE-2026-20005
5 Mar 202619:31
redhatcve
Rows per page
[
  {
    "vendor": "Cisco",
    "product": "Cisco Secure Firewall Threat Defense (FTD) Software",
    "versions": [
      {
        "version": "7.6.0",
        "status": "affected"
      },
      {
        "version": "7.6.1",
        "status": "affected"
      },
      {
        "version": "7.6.2",
        "status": "affected"
      },
      {
        "version": "7.6.2.1",
        "status": "affected"
      },
      {
        "version": "7.7.0",
        "status": "affected"
      },
      {
        "version": "7.7.10",
        "status": "affected"
      },
      {
        "version": "7.7.10.1",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Cisco",
    "product": "Cisco Cyber Vision",
    "versions": [
      {
        "version": "3.0.4",
        "status": "affected"
      },
      {
        "version": "3.0.0",
        "status": "affected"
      },
      {
        "version": "3.0.1",
        "status": "affected"
      },
      {
        "version": "3.0.2",
        "status": "affected"
      },
      {
        "version": "3.0.3",
        "status": "affected"
      },
      {
        "version": "3.0.5",
        "status": "affected"
      },
      {
        "version": "3.0.6",
        "status": "affected"
      },
      {
        "version": "3.1.0",
        "status": "affected"
      },
      {
        "version": "3.1.2",
        "status": "affected"
      },
      {
        "version": "3.1.1",
        "status": "affected"
      },
      {
        "version": "3.2.3",
        "status": "affected"
      },
      {
        "version": "3.2.1",
        "status": "affected"
      },
      {
        "version": "3.2.4",
        "status": "affected"
      },
      {
        "version": "3.2.0",
        "status": "affected"
      },
      {
        "version": "3.2.2",
        "status": "affected"
      },
      {
        "version": "4.0.0",
        "status": "affected"
      },
      {
        "version": "4.0.1",
        "status": "affected"
      },
      {
        "version": "4.0.2",
        "status": "affected"
      },
      {
        "version": "4.0.3",
        "status": "affected"
      },
      {
        "version": "4.1.0",
        "status": "affected"
      },
      {
        "version": "4.1.1",
        "status": "affected"
      },
      {
        "version": "4.1.2",
        "status": "affected"
      },
      {
        "version": "4.1.3",
        "status": "affected"
      },
      {
        "version": "4.1.4",
        "status": "affected"
      },
      {
        "version": "4.1.5",
        "status": "affected"
      },
      {
        "version": "4.1.6",
        "status": "affected"
      },
      {
        "version": "4.1.7",
        "status": "affected"
      },
      {
        "version": "4.2.0",
        "status": "affected"
      },
      {
        "version": "4.2.1",
        "status": "affected"
      },
      {
        "version": "4.2.4",
        "status": "affected"
      },
      {
        "version": "4.2.6",
        "status": "affected"
      },
      {
        "version": "4.2.2",
        "status": "affected"
      },
      {
        "version": "4.2.3",
        "status": "affected"
      },
      {
        "version": "4.3.0",
        "status": "affected"
      },
      {
        "version": "4.3.1",
        "status": "affected"
      },
      {
        "version": "4.3.2",
        "status": "affected"
      },
      {
        "version": "4.3.3",
        "status": "affected"
      },
      {
        "version": "4.4.0",
        "status": "affected"
      },
      {
        "version": "4.4.1",
        "status": "affected"
      },
      {
        "version": "4.4.2",
        "status": "affected"
      },
      {
        "version": "4.4.3",
        "status": "affected"
      },
      {
        "version": "5.0.0",
        "status": "affected"
      },
      {
        "version": "5.0.1",
        "status": "affected"
      },
      {
        "version": "5.0.2",
        "status": "affected"
      },
      {
        "version": "5.1.1",
        "status": "affected"
      },
      {
        "version": "5.1.2",
        "status": "affected"
      },
      {
        "version": "5.1.3",
        "status": "affected"
      },
      {
        "version": "5.2.0",
        "status": "affected"
      },
      {
        "version": "5.2.1",
        "status": "affected"
      },
      {
        "version": "5.3.0",
        "status": "affected"
      },
      {
        "version": "5.3.1",
        "status": "affected"
      },
      {
        "version": "5.3.2",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Cisco",
    "product": "Cisco UTD SNORT IPS Engine Software",
    "versions": [
      {
        "version": "17.2.1r",
        "status": "affected"
      },
      {
        "version": "17.3.1a",
        "status": "affected"
      },
      {
        "version": "17.3.2",
        "status": "affected"
      },
      {
        "version": "17.3.3",
        "status": "affected"
      },
      {
        "version": "17.3.4a",
        "status": "affected"
      },
      {
        "version": "17.3.6",
        "status": "affected"
      },
      {
        "version": "17.3.5",
        "status": "affected"
      },
      {
        "version": "17.3.7",
        "status": "affected"
      },
      {
        "version": "17.3.8",
        "status": "affected"
      },
      {
        "version": "17.4.1a",
        "status": "affected"
      },
      {
        "version": "17.4.2",
        "status": "affected"
      },
      {
        "version": "17.4.1b",
        "status": "affected"
      },
      {
        "version": "17.5.1a",
        "status": "affected"
      },
      {
        "version": "17.6.1a",
        "status": "affected"
      },
      {
        "version": "17.6.2",
        "status": "affected"
      },
      {
        "version": "17.6.3a",
        "status": "affected"
      },
      {
        "version": "17.6.4",
        "status": "affected"
      },
      {
        "version": "17.6.5",
        "status": "affected"
      },
      {
        "version": "17.6.6",
        "status": "affected"
      },
      {
        "version": "17.6.7",
        "status": "affected"
      },
      {
        "version": "17.6.8a",
        "status": "affected"
      },
      {
        "version": "17.7.1a",
        "status": "affected"
      },
      {
        "version": "17.7.2",
        "status": "affected"
      },
      {
        "version": "17.10.1a",
        "status": "affected"
      },
      {
        "version": "17.9.1a",
        "status": "affected"
      },
      {
        "version": "17.9.2a",
        "status": "affected"
      },
      {
        "version": "17.9.3a",
        "status": "affected"
      },
      {
        "version": "17.9.4",
        "status": "affected"
      },
      {
        "version": "17.9.5a",
        "status": "affected"
      },
      {
        "version": "17.9.6",
        "status": "affected"
      },
      {
        "version": "17.9.5e",
        "status": "affected"
      },
      {
        "version": "17.9.5f",
        "status": "affected"
      },
      {
        "version": "17.9.7a",
        "status": "affected"
      },
      {
        "version": "17.9.8",
        "status": "affected"
      },
      {
        "version": "17.9.7b",
        "status": "affected"
      },
      {
        "version": "17.8.1a",
        "status": "affected"
      },
      {
        "version": "17.11.1a",
        "status": "affected"
      },
      {
        "version": "17.12.1a",
        "status": "affected"
      },
      {
        "version": "17.12.2",
        "status": "affected"
      },
      {
        "version": "17.12.3",
        "status": "affected"
      },
      {
        "version": "17.12.4",
        "status": "affected"
      },
      {
        "version": "17.12.4a",
        "status": "affected"
      },
      {
        "version": "17.12.4b",
        "status": "affected"
      },
      {
        "version": "17.12.5",
        "status": "affected"
      },
      {
        "version": "17.12.5a",
        "status": "affected"
      },
      {
        "version": "17.12.5b",
        "status": "affected"
      },
      {
        "version": "17.12.5c",
        "status": "affected"
      },
      {
        "version": "17.12.6",
        "status": "affected"
      },
      {
        "version": "17.12.5d",
        "status": "affected"
      },
      {
        "version": "17.13.1a",
        "status": "affected"
      },
      {
        "version": "17.14.1a",
        "status": "affected"
      },
      {
        "version": "17.15.1a",
        "status": "affected"
      },
      {
        "version": "17.15.2a",
        "status": "affected"
      },
      {
        "version": "17.15.2c",
        "status": "affected"
      },
      {
        "version": "17.15.3",
        "status": "affected"
      },
      {
        "version": "17.15.3a",
        "status": "affected"
      },
      {
        "version": "17.15.4",
        "status": "affected"
      },
      {
        "version": "17.15.4c",
        "status": "affected"
      },
      {
        "version": "17.16.1a",
        "status": "affected"
      },
      {
        "version": "17.17.1",
        "status": "affected"
      },
      {
        "version": "17.18.1a",
        "status": "affected"
      },
      {
        "version": "17.18.2",
        "status": "affected"
      }
    ]
  }
]

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04 Mar 2026 18:16Current
6Medium risk
Vulners AI Score6
CVSS 3.15.8
EPSS0.00031
SSVC
3