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CVE-2026-20015

🗓️ 04 Mar 2026 17:21:37Reported by ciscoType 
cve
 cve
🔗 web.nvd.nist.gov👁 9 Views

Unauthenticated remote attacker can DoS Cisco Secure Firewall ASA/FTD via IKEv2 packet memory leak.

Related
Detection
Affected
Refs
[
  {
    "vendor": "Cisco",
    "product": "Cisco Secure Firewall Adaptive Security Appliance (ASA) Software",
    "versions": [
      {
        "version": "9.18.1",
        "status": "affected"
      },
      {
        "version": "9.18.1.3",
        "status": "affected"
      },
      {
        "version": "9.18.2",
        "status": "affected"
      },
      {
        "version": "9.18.2.5",
        "status": "affected"
      },
      {
        "version": "9.18.2.7",
        "status": "affected"
      },
      {
        "version": "9.18.2.8",
        "status": "affected"
      },
      {
        "version": "9.18.3",
        "status": "affected"
      },
      {
        "version": "9.18.3.39",
        "status": "affected"
      },
      {
        "version": "9.18.3.46",
        "status": "affected"
      },
      {
        "version": "9.18.3.53",
        "status": "affected"
      },
      {
        "version": "9.18.3.55",
        "status": "affected"
      },
      {
        "version": "9.18.3.56",
        "status": "affected"
      },
      {
        "version": "9.18.4",
        "status": "affected"
      },
      {
        "version": "9.18.4.5",
        "status": "affected"
      },
      {
        "version": "9.18.4.8",
        "status": "affected"
      },
      {
        "version": "9.18.4.22",
        "status": "affected"
      },
      {
        "version": "9.18.4.24",
        "status": "affected"
      },
      {
        "version": "9.18.4.29",
        "status": "affected"
      },
      {
        "version": "9.18.4.34",
        "status": "affected"
      },
      {
        "version": "9.18.4.40",
        "status": "affected"
      },
      {
        "version": "9.18.4.47",
        "status": "affected"
      },
      {
        "version": "9.18.4.50",
        "status": "affected"
      },
      {
        "version": "9.18.4.52",
        "status": "affected"
      },
      {
        "version": "9.18.4.53",
        "status": "affected"
      },
      {
        "version": "9.18.4.57",
        "status": "affected"
      },
      {
        "version": "9.19.1",
        "status": "affected"
      },
      {
        "version": "9.19.1.5",
        "status": "affected"
      },
      {
        "version": "9.19.1.9",
        "status": "affected"
      },
      {
        "version": "9.19.1.12",
        "status": "affected"
      },
      {
        "version": "9.19.1.18",
        "status": "affected"
      },
      {
        "version": "9.19.1.22",
        "status": "affected"
      },
      {
        "version": "9.19.1.24",
        "status": "affected"
      },
      {
        "version": "9.19.1.27",
        "status": "affected"
      },
      {
        "version": "9.19.1.28",
        "status": "affected"
      },
      {
        "version": "9.19.1.31",
        "status": "affected"
      },
      {
        "version": "9.19.1.37",
        "status": "affected"
      },
      {
        "version": "9.19.1.38",
        "status": "affected"
      },
      {
        "version": "9.19.1.42",
        "status": "affected"
      },
      {
        "version": "9.20.1",
        "status": "affected"
      },
      {
        "version": "9.20.1.5",
        "status": "affected"
      },
      {
        "version": "9.20.2",
        "status": "affected"
      },
      {
        "version": "9.20.2.10",
        "status": "affected"
      },
      {
        "version": "9.20.2.21",
        "status": "affected"
      },
      {
        "version": "9.20.2.22",
        "status": "affected"
      },
      {
        "version": "9.20.3",
        "status": "affected"
      },
      {
        "version": "9.20.3.4",
        "status": "affected"
      },
      {
        "version": "9.20.3.7",
        "status": "affected"
      },
      {
        "version": "9.20.3.9",
        "status": "affected"
      },
      {
        "version": "9.20.3.10",
        "status": "affected"
      },
      {
        "version": "9.20.3.13",
        "status": "affected"
      },
      {
        "version": "9.20.3.16",
        "status": "affected"
      },
      {
        "version": "9.22.1.1",
        "status": "affected"
      },
      {
        "version": "9.22.1.3",
        "status": "affected"
      },
      {
        "version": "9.22.1.2",
        "status": "affected"
      },
      {
        "version": "9.22.1.6",
        "status": "affected"
      },
      {
        "version": "9.22.2",
        "status": "affected"
      },
      {
        "version": "9.23.1",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Cisco",
    "product": "Cisco Secure Firewall Threat Defense (FTD) Software",
    "versions": [
      {
        "version": "7.2.0",
        "status": "affected"
      },
      {
        "version": "7.2.0.1",
        "status": "affected"
      },
      {
        "version": "7.2.1",
        "status": "affected"
      },
      {
        "version": "7.2.2",
        "status": "affected"
      },
      {
        "version": "7.2.3",
        "status": "affected"
      },
      {
        "version": "7.2.4",
        "status": "affected"
      },
      {
        "version": "7.2.4.1",
        "status": "affected"
      },
      {
        "version": "7.2.5",
        "status": "affected"
      },
      {
        "version": "7.2.5.1",
        "status": "affected"
      },
      {
        "version": "7.2.6",
        "status": "affected"
      },
      {
        "version": "7.2.7",
        "status": "affected"
      },
      {
        "version": "7.2.5.2",
        "status": "affected"
      },
      {
        "version": "7.2.8",
        "status": "affected"
      },
      {
        "version": "7.2.8.1",
        "status": "affected"
      },
      {
        "version": "7.2.9",
        "status": "affected"
      },
      {
        "version": "7.2.10",
        "status": "affected"
      },
      {
        "version": "7.2.10.2",
        "status": "affected"
      },
      {
        "version": "7.3.0",
        "status": "affected"
      },
      {
        "version": "7.3.1",
        "status": "affected"
      },
      {
        "version": "7.3.1.1",
        "status": "affected"
      },
      {
        "version": "7.3.1.2",
        "status": "affected"
      },
      {
        "version": "7.4.0",
        "status": "affected"
      },
      {
        "version": "7.4.1",
        "status": "affected"
      },
      {
        "version": "7.4.1.1",
        "status": "affected"
      },
      {
        "version": "7.4.2",
        "status": "affected"
      },
      {
        "version": "7.4.2.1",
        "status": "affected"
      },
      {
        "version": "7.4.2.2",
        "status": "affected"
      },
      {
        "version": "7.4.2.3",
        "status": "affected"
      },
      {
        "version": "7.4.2.4",
        "status": "affected"
      },
      {
        "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"
      }
    ]
  }
]

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17 Jun 2026 10:16Current
6Medium risk
Vulners AI Score6
CVSS 3.15.8
EPSS0.00303
SSVC
9