{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-36840","assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","state":"PUBLISHED","assignerShortName":"juniper","dateReserved":"2023-06-27T16:17:25.276Z","datePublished":"2023-07-14T17:43:15.282Z","dateUpdated":"2024-10-22T14:19:42.371Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Junos OS","vendor":"Juniper Networks","versions":[{"lessThan":"19.3R3-S10","status":"affected","version":"unspecified","versionType":"custom"},{"lessThan":"20.1R3-S4","status":"affected","version":"20.1","versionType":"custom"},{"lessThan":"20.2R3-S6","status":"affected","version":"20.2","versionType":"custom"},{"lessThan":"20.3R3-S6","status":"affected","version":"20.3","versionType":"custom"},{"lessThan":"20.4R3-S5","status":"affected","version":"20.4","versionType":"custom"},{"lessThan":"21.1R3-S4","status":"affected","version":"21.1","versionType":"custom"},{"lessThan":"21.2R3-S3","status":"affected","version":"21.2","versionType":"custom"},{"lessThan":"21.3R3-S2","status":"affected","version":"21.3","versionType":"custom"},{"lessThan":"21.4R3","status":"affected","version":"21.4","versionType":"custom"},{"lessThan":"22.1R3","status":"affected","version":"22.1","versionType":"custom"},{"lessThan":"22.2R2","status":"affected","version":"22.2","versionType":"custom"},{"lessThan":"22.3R2","status":"affected","version":"22.3","versionType":"custom"}]},{"defaultStatus":"unaffected","product":"Junos OS Evolved","vendor":"Juniper Networks","versions":[{"lessThan":"20.4R3-S7-EVO","status":"affected","version":"unspecified","versionType":"custom"},{"lessThan":"21.1R3-S3-EVO","status":"affected","version":"21.1","versionType":"custom"},{"lessThan":"21.2R3-S5-EVO","status":"affected","version":"21.2","versionType":"custom"},{"lessThan":"21.3R3-S4-EVO","status":"affected","version":"21.3","versionType":"custom"},{"lessThan":"21.4R3-EVO","status":"affected","version":"21.4","versionType":"custom"},{"lessThan":"22.1R3-EVO","status":"affected","version":"22.1","versionType":"custom"},{"lessThan":"22.2R2-EVO","status":"affected","version":"22.2","versionType":"custom"},{"lessThan":"22.3R2-EVO","status":"affected","version":"22.3","versionType":"custom"}]}],"datePublic":"2023-07-12T16:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"A Reachable Assertion vulnerability in Routing Protocol Daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows a locally-based, low-privileged attacker to cause a Denial of Service (DoS).<br><br>On all Junos OS and Junos OS Evolved, when a specific L2VPN command is run, RPD will crash and restart. Continued execution of this specific command will create a sustained Denial of Service (DoS) condition.<br><br>This issue affects:<br>Juniper Networks Junos OS<br>All versions prior to 19.3R3-S10;<br>20.1 versions prior to 20.1R3-S4;<br>20.2 versions prior to 20.2R3-S6;<br>20.3 versions prior to 20.3R3-S6;<br>20.4 versions prior to 20.4R3-S5;<br>21.1 versions prior to 21.1R3-S4;<br>21.2 versions prior to 21.2R3-S3;<br>21.3 versions prior to 21.3R3-S2;<br>21.4 versions prior to 21.4R3;<br>22.1 versions prior to 22.1R3;<br>22.2 versions prior to 22.2R2;<br>22.3 versions prior to 22.3R2;<br><br>Juniper Networks Junos OS Evolved<br>All versions prior to 20.4R3-S7-EVO;<br>21.1 versions prior to 21.1R3-S3-EVO;<br>21.2 versions prior to 21.2R3-S5-EVO;<br>21.3 versions prior to 21.3R3-S4-EVO;<br>21.4 versions prior to 21.4R3-EVO;<br>22.1 versions prior to 22.1R3-EVO;<br>22.2 versions prior to 22.2R2-EVO;<br>22.3 versions prior to 22.3R2-EVO;<br>"}],"value":"A Reachable Assertion vulnerability in Routing Protocol Daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows a locally-based, low-privileged attacker to cause a Denial of Service (DoS).\n\nOn all Junos OS and Junos OS Evolved, when a specific L2VPN command is run, RPD will crash and restart. Continued execution of this specific command will create a sustained Denial of Service (DoS) condition.\n\nThis issue affects:\nJuniper Networks Junos OS\nAll versions prior to 19.3R3-S10;\n20.1 versions prior to 20.1R3-S4;\n20.2 versions prior to 20.2R3-S6;\n20.3 versions prior to 20.3R3-S6;\n20.4 versions prior to 20.4R3-S5;\n21.1 versions prior to 21.1R3-S4;\n21.2 versions prior to 21.2R3-S3;\n21.3 versions prior to 21.3R3-S2;\n21.4 versions prior to 21.4R3;\n22.1 versions prior to 22.1R3;\n22.2 versions prior to 22.2R2;\n22.3 versions prior to 22.3R2;\n\nJuniper Networks Junos OS Evolved\nAll versions prior to 20.4R3-S7-EVO;\n21.1 versions prior to 21.1R3-S3-EVO;\n21.2 versions prior to 21.2R3-S5-EVO;\n21.3 versions prior to 21.3R3-S4-EVO;\n21.4 versions prior to 21.4R3-EVO;\n22.1 versions prior to 22.1R3-EVO;\n22.2 versions prior to 22.2R2-EVO;\n22.3 versions prior to 22.3R2-EVO;\n"}],"exploits":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability.<br>"}],"value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability.\n"}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-617","description":"CWE-617 Reachable Assertion","lang":"en","type":"CWE"}]},{"descriptions":[{"description":"Denial of Service (DoS)","lang":"en"}]}],"providerMetadata":{"orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","shortName":"juniper","dateUpdated":"2023-07-14T17:43:15.282Z"},"references":[{"url":"https://supportportal.juniper.net/JSA71647"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"The following software releases have been updated to resolve this specific issue: <br>Junos OS: 19.3R3-S7, 19.4R3-S10, 20.2R3-S6, 20.4R3-S5, 21.1R3-S4, 21.2R3-S3, 21.3R3-S2, 21.4R3, 22.1R3, 22.2R2, 22.3R2, 22.4R1, and all subsequent releases;<br>Junos OS Evolved: 20.4R3-S7-EVO, 21.4R3-EVO, 22.1R3-EVO, 22.2R2-EVO, 22.3R2-EVO, 22.4R1-EVO, and all subsequent releases.<br><br>"}],"value":"The following software releases have been updated to resolve this specific issue: \nJunos OS: 19.3R3-S7, 19.4R3-S10, 20.2R3-S6, 20.4R3-S5, 21.1R3-S4, 21.2R3-S3, 21.3R3-S2, 21.4R3, 22.1R3, 22.2R2, 22.3R2, 22.4R1, and all subsequent releases;\nJunos OS Evolved: 20.4R3-S7-EVO, 21.4R3-EVO, 22.1R3-EVO, 22.2R2-EVO, 22.3R2-EVO, 22.4R1-EVO, and all subsequent releases.\n\n"}],"source":{"advisory":"JSA71647","defect":["1678401"],"discovery":"UNKNOWN"},"title":"Junos OS and Junos OS Evolved: An rpd crash occurs when a specific L2VPN command is run","workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"This issue can be avoided by using access lists or firewall filters to limit access to the device to only trusted hosts, networks and administrators.<br>"}],"value":"This issue can be avoided by using access lists or firewall filters to limit access to the device to only trusted hosts, networks and administrators.\n"}],"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T17:01:09.669Z"},"title":"CVE Program Container","references":[{"url":"https://supportportal.juniper.net/JSA71647","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-22T14:19:11.080521Z","id":"CVE-2023-36840","options":[{"Exploitation":"none"},{"Automatable":"no"},{"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":"2024-10-22T14:19:42.371Z"}}]}}