{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-33775",
        "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
        "state": "PUBLISHED",
        "assignerShortName": "juniper",
        "dateReserved": "2026-03-23T19:46:13.668Z",
        "datePublished": "2026-04-09T21:30:08.528Z",
        "dateUpdated": "2026-04-13T18:06:19.695Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "platforms": [
                        "MX Series"
                    ],
                    "product": "Junos OS",
                    "vendor": "Juniper Networks",
                    "versions": [
                        {
                            "lessThan": "22.4R3-S8",
                            "status": "affected",
                            "version": "0",
                            "versionType": "semver"
                        },
                        {
                            "lessThan": "23.2R2-S5",
                            "status": "affected",
                            "version": "23.2",
                            "versionType": "semver"
                        },
                        {
                            "lessThan": "23.4R2-S6",
                            "status": "affected",
                            "version": "23.4",
                            "versionType": "semver"
                        },
                        {
                            "lessThan": "24.2R2-S2",
                            "status": "affected",
                            "version": "24.2",
                            "versionType": "semver"
                        },
                        {
                            "lessThan": "24.4R2",
                            "status": "affected",
                            "version": "24.4",
                            "versionType": "semver"
                        },
                        {
                            "lessThan": "25.2R2",
                            "status": "affected",
                            "version": "25.2",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "configurations": [
                {
                    "lang": "en",
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                            "value": "A system is only affected, when packet-types is configured as follows:<br><br><tt>\n\n<span style=\"background-color: rgb(255, 255, 255);\">[ interface &lt;interface&gt; </span><span style=\"background-color: rgb(255, 255, 255);\">auto-configure (</span><span style=\"background-color: rgb(255, 255, 255);\">stacked-)vlan-ranges </span><span style=\"background-color: rgb(255, 255, 255);\">dynamic-profile &lt;profile-name&gt; </span><span style=\"background-color: rgb(255, 255, 255);\">accept &lt;packet-type1&gt; ]<br></span></tt>\n\n<tt><br></tt>which allows packets of type 1 to be processed on receipt, but<br><br><tt>[ interfaces &lt;interface&gt;auto-configure (stacked-)vlan-ranges&nbsp;authentication packet-types &lt;packet-type2&gt; ]<br><br></tt>is a mismatch and doesn't require authentication for these packets.<br><br>"
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                    ],
                    "value": "A system is only affected, when packet-types is configured as follows:\n\n\n\n[ interface <interface> auto-configure (stacked-)vlan-ranges dynamic-profile <profile-name> accept <packet-type1> ]\n\n\n\nwhich allows packets of type 1 to be processed on receipt, but\n\n[ interfaces <interface>auto-configure (stacked-)vlan-ranges authentication packet-types <packet-type2> ]\n\nis a mismatch and doesn't require authentication for these packets."
                }
            ],
            "datePublic": "2026-04-08T16:00:00.000Z",
            "descriptions": [
                {
                    "lang": "en",
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                            "value": "A Missing Release of Memory after Effective Lifetime vulnerability in the BroadBand Edge subscriber management daemon (bbe-smgd) of Juniper Networks Junos OS on MX Series allows an adjacent, unauthenticated attacker to cause a Denial of Service (DoS).<br><br>If the authentication packet-type option is configured and a received packet does not match that packet type, the memory leak occurs. When all memory \n\n<span style=\"background-color: rgb(255, 255, 255);\">available to bbe-smgd&nbsp;</span>has been consumed, no new subscribers will be able to login.<br><br>The memory utilization of bbe-smgd can be monitored with the following show command:<br><br><tt>user@host&gt; show system processes extensive | match bbe-smgd</tt><br><br>The below log message can be observed when this limit has been reached:<br><br><tt>bbesmgd[&lt;PID&gt;]: %DAEMON-3-SMD_DPROF_RSMON_ERROR: Resource unavailability, Reason: Daemon Heap Memory exhaustion</tt><br><br><br>This issue affects Junos OS on MX Series:<br><ul><li>all versions before 22.4R3-S8,</li><li>23.2 versions before 23.2R2-S5,</li><li>23.4 versions before 23.4R2-S6,</li><li>24.2 versions before 24.2R2-S2,</li><li>24.4 versions before 24.4R2,</li><li>25.2 versions before 25.2R2.</li></ul><br>"
                        }
                    ],
                    "value": "A Missing Release of Memory after Effective Lifetime vulnerability in the BroadBand Edge subscriber management daemon (bbe-smgd) of Juniper Networks Junos OS on MX Series allows an adjacent, unauthenticated attacker to cause a Denial of Service (DoS).\n\nIf the authentication packet-type option is configured and a received packet does not match that packet type, the memory leak occurs. When all memory \n\navailable to bbe-smgd has been consumed, no new subscribers will be able to login.\n\nThe memory utilization of bbe-smgd can be monitored with the following show command:\n\nuser@host> show system processes extensive | match bbe-smgd\n\nThe below log message can be observed when this limit has been reached:\n\nbbesmgd[<PID>]: %DAEMON-3-SMD_DPROF_RSMON_ERROR: Resource unavailability, Reason: Daemon Heap Memory exhaustion\n\n\nThis issue affects Junos OS on MX Series:\n  *  all versions before 22.4R3-S8,\n  *  23.2 versions before 23.2R2-S5,\n  *  23.4 versions before 23.4R2-S6,\n  *  24.2 versions before 24.2R2-S2,\n  *  24.4 versions before 24.4R2,\n  *  25.2 versions before 25.2R2."
                }
            ],
            "exploits": [
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                            "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
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                    "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
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                        "attackVector": "ADJACENT_NETWORK",
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                        "baseScore": 6.5,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "privilegesRequired": "NONE",
                        "scope": "UNCHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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                        "baseSeverity": "HIGH",
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                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "LOW",
                        "subConfidentialityImpact": "NONE",
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                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/RE:M",
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                    "descriptions": [
                        {
                            "cweId": "CWE-401",
                            "description": "CWE-401 Missing Release of Memory after Effective Lifetime",
                            "lang": "en",
                            "type": "CWE"
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            "providerMetadata": {
                "orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
                "shortName": "juniper",
                "dateUpdated": "2026-04-09T21:30:08.528Z"
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            "references": [
                {
                    "tags": [
                        "vendor-advisory"
                    ],
                    "url": "https://kb.juniper.net/JSA107821"
                }
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            "solutions": [
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                            "value": "The following software releases have been updated to resolve this specific issue: 22.4R3-S8, 23.2R2-S5, 23.4R2-S6, 24.2R2-S2, 24.4R2, 25.2R2, 25.4R1, and all subsequent releases."
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                    "value": "The following software releases have been updated to resolve this specific issue: 22.4R3-S8, 23.2R2-S5, 23.4R2-S6, 24.2R2-S2, 24.4R2, 25.2R2, 25.4R1, and all subsequent releases."
                }
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            "source": {
                "advisory": "JSA107821",
                "defect": [
                    "1853434"
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                "discovery": "USER"
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            "title": "Junos OS: MX Series: Mismatch between configured and received packet types causes memory leak in bbe-smgd",
            "workarounds": [
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                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2026-33775",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
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                                    {
                                        "Automatable": "no"
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                                    {
                                        "Technical Impact": "partial"
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                                ],
                                "version": "2.0.3",
                                "timestamp": "2026-04-13T17:40:06.427057Z"
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                "title": "CISA ADP Vulnrichment",
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