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        "cveId": "CVE-2023-44199",
        "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
        "state": "PUBLISHED",
        "assignerShortName": "juniper",
        "dateReserved": "2023-09-26T19:30:32.350Z",
        "datePublished": "2023-10-12T23:05:52.303Z",
        "dateUpdated": "2024-09-18T14:33:48.227Z"
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            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "platforms": [
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                    "product": "Junos OS",
                    "vendor": "Juniper Networks",
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                            "status": "affected",
                            "version": "0",
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                            "lessThan": "21.1*",
                            "status": "affected",
                            "version": "21.1R1",
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                            "version": "22.1",
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                    "lang": "en",
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                            "value": "<p>To be exposed to this issue an FPC must have at least one interface with PTP configured like in the following example:</p> <tt>[ protocols ptp master/slave interface ]</tt>"
                        }
                    ],
                    "value": "To be exposed to this issue an FPC must have at least one interface with PTP configured like in the following example:\n\n [ protocols ptp master/slave interface ]"
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            ],
            "datePublic": "2023-10-11T16:00:00.000Z",
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                            "value": "\n\n<p>An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on MX Series allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS).</p><p>On Junos MX Series platforms with Precision Time Protocol (PTP) configured, a prolonged routing protocol churn can lead to an FPC crash and restart.</p><p>This issue affects Juniper Networks Junos OS on MX Series:</p><p></p><ul><li>All versions prior to 20.4R3-S4;</li><li>21.1 version 21.1R1 and later versions;</li><li>21.2 versions prior to 21.2R3-S2;</li><li>21.3 versions prior to 21.3R3-S5;</li><li>21.4 versions prior to 21.4R3;</li><li>22.1 versions prior to 22.1R3;</li><li>22.2 versions prior to 22.2R1-S1, 22.2R2.</li></ul><p></p>\n\n"
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                    "value": "\nAn Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on MX Series allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS).\n\nOn Junos MX Series platforms with Precision Time Protocol (PTP) configured, a prolonged routing protocol churn can lead to an FPC crash and restart.\n\nThis issue affects Juniper Networks Junos OS on MX Series:\n\n\n\n  *  All versions prior to 20.4R3-S4;\n  *  21.1 version 21.1R1 and later versions;\n  *  21.2 versions prior to 21.2R3-S2;\n  *  21.3 versions prior to 21.3R3-S5;\n  *  21.4 versions prior to 21.4R3;\n  *  22.1 versions prior to 22.1R3;\n  *  22.2 versions prior to 22.2R1-S1, 22.2R2.\n\n\n\n\n\n\n"
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                            "value": "<p>Juniper SIRT is not aware of any malicious exploitation of this vulnerability.</p>"
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                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "HIGH",
                        "baseScore": 7.5,
                        "baseSeverity": "HIGH",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "privilegesRequired": "NONE",
                        "scope": "UNCHANGED",
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                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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                            "cweId": "CWE-754",
                            "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions",
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                    "url": "https://supportportal.juniper.net/JSA73165"
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                            "value": "<p>The following software releases have been updated to resolve this specific issue: Junos OS 20.4R3-S4, 21.2R3-S2, 21.3R3-S5, 21.4R3, 22.1R3, 22.2R1-S1, 22.2R2, 22.3R1, and all subsequent releases.</p>"
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                    "value": "The following software releases have been updated to resolve this specific issue: Junos OS 20.4R3-S4, 21.2R3-S2, 21.3R3-S5, 21.4R3, 22.1R3, 22.2R1-S1, 22.2R2, 22.3R1, and all subsequent releases.\n\n"
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                    "lang": "en",
                    "time": "2023-10-11T16:00:00.000Z",
                    "value": "Initial Publication"
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            "title": "Junos OS: MX Series: In a PTP scenario a prolonged routing protocol churn can trigger an FPC reboot",
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                                "timestamp": "2024-09-18T14:33:42.839560Z",
                                "id": "CVE-2023-44199",
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