CVE-2025-20222 (GCVE-0-2025-20222)
Vulnerability from cvelistv5
Published
2025-08-14 16:28
Modified
2025-08-14 19:20
CWE
  • CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Summary
A vulnerability in the RADIUS proxy feature for the IPsec VPN feature of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper processing of IPv6 packets. An attacker could exploit this vulnerability by sending IPv6 packets over an IPsec VPN connection to an affected device. A successful exploit could allow the attacker to trigger a reload of the device, resulting in a DoS condition.
Impacted products
Vendor Product Version
Cisco Cisco Firepower Threat Defense Software Version: 6.2.3
Version: 6.2.3.9
Version: 6.2.3.1
Version: 6.2.3.2
Version: 6.2.3.10
Version: 6.4.0
Version: 6.4.0.3
Version: 6.4.0.4
Version: 6.2.3.15
Version: 6.2.3.6
Version: 6.2.3.7
Version: 6.2.3.12
Version: 6.2.3.3
Version: 6.2.3.11
Version: 6.4.0.6
Version: 6.2.3.13
Version: 6.2.3.8
Version: 6.2.3.4
Version: 6.4.0.1
Version: 6.2.3.5
Version: 6.4.0.5
Version: 6.2.3.14
Version: 6.4.0.2
Version: 6.4.0.8
Version: 6.4.0.7
Version: 6.6.0
Version: 6.4.0.9
Version: 6.2.3.16
Version: 6.6.0.1
Version: 6.6.1
Version: 6.4.0.10
Version: 6.4.0.11
Version: 6.6.3
Version: 6.6.4
Version: 6.4.0.12
Version: 7.0.0
Version: 6.2.3.17
Version: 7.0.0.1
Version: 6.6.5
Version: 7.0.1
Version: 7.1.0
Version: 6.4.0.13
Version: 6.6.5.1
Version: 6.2.3.18
Version: 7.0.1.1
Version: 6.4.0.14
Version: 7.1.0.1
Version: 6.6.5.2
Version: 7.0.2
Version: 6.4.0.15
Version: 7.2.0
Version: 7.0.2.1
Version: 7.0.3
Version: 6.6.7
Version: 7.2.0.1
Version: 7.0.4
Version: 7.2.1
Version: 7.0.5
Version: 6.4.0.16
Version: 7.3.0
Version: 7.2.2
Version: 6.6.7.1
Version: 7.2.3
Version: 7.3.1
Version: 7.1.0.3
Version: 7.2.4
Version: 7.0.6
Version: 7.2.5
Version: 7.2.4.1
Version: 7.3.1.1
Version: 6.4.0.17
Version: 7.0.6.1
Version: 7.2.5.1
Version: 7.4.1
Version: 7.2.6
Version: 7.0.6.2
Version: 7.4.1.1
Version: 6.6.7.2
Version: 6.4.0.18
Version: 7.2.7
Version: 7.2.5.2
Version: 7.3.1.2
Version: 7.2.8
Version: 7.4.2
Version: 7.2.8.1
Version: 7.0.6.3
Version: 7.4.2.1
Version: 7.2.9
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Show details on NVD website


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\"7.0.2\"}, {\"status\": \"affected\", \"version\": \"6.4.0.15\"}, {\"status\": \"affected\", \"version\": \"7.2.0\"}, {\"status\": \"affected\", \"version\": \"7.0.2.1\"}, {\"status\": \"affected\", \"version\": \"7.0.3\"}, {\"status\": \"affected\", \"version\": \"6.6.7\"}, {\"status\": \"affected\", \"version\": \"7.2.0.1\"}, {\"status\": \"affected\", \"version\": \"7.0.4\"}, {\"status\": \"affected\", \"version\": \"7.2.1\"}, {\"status\": \"affected\", \"version\": \"7.0.5\"}, {\"status\": \"affected\", \"version\": \"6.4.0.16\"}, {\"status\": \"affected\", \"version\": \"7.3.0\"}, {\"status\": \"affected\", \"version\": \"7.2.2\"}, {\"status\": \"affected\", \"version\": \"6.6.7.1\"}, {\"status\": \"affected\", \"version\": \"7.2.3\"}, {\"status\": \"affected\", \"version\": \"7.3.1\"}, {\"status\": \"affected\", \"version\": \"7.1.0.3\"}, {\"status\": \"affected\", \"version\": \"7.2.4\"}, {\"status\": \"affected\", \"version\": \"7.0.6\"}, {\"status\": \"affected\", \"version\": \"7.2.5\"}, {\"status\": \"affected\", \"version\": \"7.2.4.1\"}, {\"status\": \"affected\", \"version\": \"7.3.1.1\"}, {\"status\": \"affected\", \"version\": \"6.4.0.17\"}, {\"status\": \"affected\", \"version\": \"7.0.6.1\"}, {\"status\": \"affected\", \"version\": \"7.2.5.1\"}, {\"status\": \"affected\", \"version\": \"7.4.1\"}, {\"status\": \"affected\", \"version\": \"7.2.6\"}, {\"status\": \"affected\", \"version\": \"7.0.6.2\"}, {\"status\": \"affected\", \"version\": \"7.4.1.1\"}, {\"status\": \"affected\", \"version\": \"6.6.7.2\"}, {\"status\": \"affected\", \"version\": \"6.4.0.18\"}, {\"status\": \"affected\", \"version\": \"7.2.7\"}, {\"status\": \"affected\", \"version\": \"7.2.5.2\"}, {\"status\": \"affected\", \"version\": \"7.3.1.2\"}, {\"status\": \"affected\", \"version\": \"7.2.8\"}, {\"status\": \"affected\", \"version\": \"7.4.2\"}, {\"status\": \"affected\", \"version\": \"7.2.8.1\"}, {\"status\": \"affected\", \"version\": \"7.0.6.3\"}, {\"status\": \"affected\", \"version\": \"7.4.2.1\"}, {\"status\": \"affected\", \"version\": \"7.2.9\"}], \"defaultStatus\": \"unknown\"}], \"exploits\": [{\"lang\": \"en\", \"value\": \"The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.\"}], \"references\": [{\"url\": \"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fp2k-IPsec-dos-tjwgdZCO\", \"name\": \"cisco-sa-fp2k-IPsec-dos-tjwgdZCO\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability in the RADIUS proxy feature for the IPsec VPN feature of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.\\r\\n\\r\\nThis vulnerability is due to improper processing of IPv6 packets. An attacker could exploit this vulnerability by sending IPv6 packets over an IPsec VPN connection to\u0026nbsp;an affected device. A successful exploit could allow the attacker to trigger a reload of the device, resulting in a DoS condition.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"cwe\", \"cweId\": \"CWE-120\", \"description\": \"Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)\"}]}], \"providerMetadata\": {\"orgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"shortName\": \"cisco\", \"dateUpdated\": \"2025-08-14T16:28:43.365Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-20222\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-08-14T19:20:51.658Z\", \"dateReserved\": \"2024-10-10T19:15:13.235Z\", \"assignerOrgId\": \"d1c1063e-7a18-46af-9102-31f8928bc633\", \"datePublished\": \"2025-08-14T16:28:43.365Z\", \"assignerShortName\": \"cisco\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


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