{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2023-22416",
        "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
        "assignerShortName": "juniper",
        "dateUpdated": "2024-08-02T10:07:06.537Z",
        "dateReserved": "2022-12-27T00:00:00",
        "datePublished": "2023-01-12T00:00:00"
    },
    "containers": {
        "cna": {
            "title": "Junos OS: MX Series and SRX Series: The flow processing daemon (flowd) will crash if SIP ALG is enabled and a malformed SIP packet is received",
            "datePublic": "2023-01-11T00:00:00",
            "providerMetadata": {
                "orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
                "shortName": "juniper",
                "dateUpdated": "2023-01-12T00:00:00"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A Buffer Overflow vulnerability in SIP ALG of Juniper Networks Junos OS allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS). On all MX Series and SRX Series platform with SIP ALG enabled, when a malformed SIP packet is received, the flow processing daemon (flowd) will crash and restart. This issue affects: Juniper Networks Junos OS on MX Series and SRX Series 20.4 versions prior to 20.4R3-S5; 21.1 versions prior to 21.1R3-S4; 21.2 versions prior to 21.2R3-S2; 21.3 versions prior to 21.3R3-S1; 21.4 versions prior to 21.4R3; 22.1 versions prior to 22.1R1-S2, 22.1R2; 22.2 versions prior to 22.2R1-S1, 22.2R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1 on SRX Series."
                }
            ],
            "affected": [
                {
                    "vendor": "Juniper Networks",
                    "product": "Junos OS",
                    "versions": [
                        {
                            "version": "unspecified",
                            "lessThan": "20.4R1",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "20.4",
                            "status": "affected",
                            "lessThan": "20.4R3-S5",
                            "versionType": "custom"
                        },
                        {
                            "version": "21.1",
                            "status": "affected",
                            "lessThan": "21.1R3-S4",
                            "versionType": "custom"
                        },
                        {
                            "version": "21.2",
                            "status": "affected",
                            "lessThan": "21.2R3-S2",
                            "versionType": "custom"
                        },
                        {
                            "version": "21.3",
                            "status": "affected",
                            "lessThan": "21.3R3-S1",
                            "versionType": "custom"
                        },
                        {
                            "version": "21.4",
                            "status": "affected",
                            "lessThan": "21.4R3",
                            "versionType": "custom"
                        },
                        {
                            "version": "22.1",
                            "status": "affected",
                            "lessThan": "22.1R1-S2, 22.1R2",
                            "versionType": "custom"
                        },
                        {
                            "version": "22.2",
                            "status": "affected",
                            "lessThan": "22.2R1-S1, 22.2R2",
                            "versionType": "custom"
                        }
                    ],
                    "platforms": [
                        "MX Series, SRX Series"
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://kb.juniper.net/JSA70212"
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "HIGH",
                        "baseScore": 7.5,
                        "baseSeverity": "HIGH"
                    }
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "lang": "en",
                            "description": "CWE-120 Buffer Overflow",
                            "cweId": "CWE-120"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "type": "text",
                            "lang": "en",
                            "description": "Denial of Service (DoS)"
                        }
                    ]
                }
            ],
            "x_generator": {
                "engine": "Vulnogram 0.0.9"
            },
            "source": {
                "advisory": "JSA70212",
                "defect": [
                    "1668830"
                ],
                "discovery": "USER"
            },
            "configurations": [
                {
                    "lang": "en",
                    "value": "To be affected the SIP ALG needs to be enabled, either implicitly / by default or by way of configuration.\n\nPlease verify on SRX with:\n\n  user@host> show security alg status | match sip\n  SIP : Enabled\n\nPlease verify on MX whether the following is configured:\n\n  [services ... rule <rule-name> (term <term-name> ) from/match application/application-set <name>]\nwhere either\n  a. name = junos-sip\nor an application or application-set refers to SIP:\n  b. [applications application <name> application-protocol sip]\nor\n  c. [applications application-set <name> application junos-sip]"
                }
            ],
            "workarounds": [
                {
                    "lang": "en",
                    "value": "There are no known workarounds for this issue, but it should be considered to disable the SIP ALG if it's not strictly needed."
                }
            ],
            "exploits": [
                {
                    "lang": "en",
                    "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
                }
            ],
            "solutions": [
                {
                    "lang": "en",
                    "value": "The following software releases have been updated to resolve this specific issue: 20.4R3-S5, 21.1R3-S4, 21.2R3-S2, 21.3R3-S1, 21.4R3, 22.1R1-S2, 22.1R2, 22.2R1-S1, 22.2R2, 22.3R1, and all subsequent releases.\n"
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T10:07:06.537Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://kb.juniper.net/JSA70212",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            }
        ]
    }
}