{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2025-20339",
        "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
        "state": "PUBLISHED",
        "assignerShortName": "cisco",
        "dateReserved": "2024-10-10T19:15:13.255Z",
        "datePublished": "2025-09-24T16:40:27.448Z",
        "dateUpdated": "2025-09-24T17:04:25.755Z"
    },
    "containers": {
        "cna": {
            "title": "Cisco SD-WAN vEdge Software Access Control List Bypass Vulnerability",
            "metrics": [
                {
                    "format": "cvssV3_1",
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N",
                        "baseScore": 5.8,
                        "baseSeverity": "MEDIUM",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "CHANGED",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "LOW",
                        "availabilityImpact": "NONE"
                    }
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability in the access control list (ACL) processing of IPv4 packets of Cisco SD-WAN vEdge Software could allow an unauthenticated, remote attacker to bypass a configured ACL.\r\n\r\nThis vulnerability is due to the improper enforcement of the implicit deny all at the end of a configured ACL. An attacker could exploit this vulnerability by attempting to send unauthorized traffic to an interface on an affected device. A successful exploit could allow the attacker to bypass an ACL on the affected device."
                }
            ],
            "references": [
                {
                    "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-defaultacl-pSJk9nVF",
                    "name": "cisco-sa-defaultacl-pSJk9nVF"
                }
            ],
            "exploits": [
                {
                    "lang": "en",
                    "value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
                }
            ],
            "source": {
                "advisory": "cisco-sa-defaultacl-pSJk9nVF",
                "discovery": "EXTERNAL",
                "defects": [
                    "CSCwo83136"
                ]
            },
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Improper Access Control",
                            "type": "cwe",
                            "cweId": "CWE-284"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Cisco",
                    "product": "Cisco SD-WAN vEdge Cloud",
                    "versions": [
                        {
                            "version": "20.9.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.1.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.2",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.3",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.3.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.2.2",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.2.3",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.4",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.5",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.5.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.6",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.5.3",
                            "status": "affected"
                        }
                    ],
                    "defaultStatus": "unknown"
                },
                {
                    "vendor": "Cisco",
                    "product": "Cisco SD-WAN vEdge Router",
                    "versions": [
                        {
                            "version": "20.3.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.2",
                            "status": "affected"
                        },
                        {
                            "version": "20.4.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.4.1.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.3",
                            "status": "affected"
                        },
                        {
                            "version": "20.4.1.2",
                            "status": "affected"
                        },
                        {
                            "version": "20.4.2",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.4",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.5",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.6",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.2",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.7",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.3",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.3.2",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.4.3",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.3.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.7.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.5.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.4.2.3",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.2.2",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.7.2",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.2.3",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.4",
                            "status": "affected"
                        },
                        {
                            "version": "20.12.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.3.8",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.4.1777",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.5",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.5.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.12.3.1",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.6",
                            "status": "affected"
                        },
                        {
                            "version": "20.9.5.3",
                            "status": "affected"
                        }
                    ],
                    "defaultStatus": "unknown"
                }
            ],
            "providerMetadata": {
                "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
                "shortName": "cisco",
                "dateUpdated": "2025-09-24T16:40:27.448Z"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-09-24T17:03:59.125030Z",
                                "id": "CVE-2025-20339",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2025-09-24T17:04:25.755Z"
                }
            }
        ]
    }
}