{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-33788","assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","state":"PUBLISHED","assignerShortName":"juniper","dateReserved":"2026-03-23T19:46:13.671Z","datePublished":"2026-04-09T21:27:44.046Z","dateUpdated":"2026-04-13T13:04:16.251Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","platforms":["PTX Series"],"product":"Junos OS Evolved","vendor":"Juniper Networks","versions":[{"lessThan":"21.2R3-S8-EVO","status":"affected","version":"0","versionType":"semver"},{"lessThan":"21.4R3-S7-EVO","status":"affected","version":"21.4-EVO","versionType":"semver"},{"lessThan":"22.2R3-S4-EVO","status":"affected","version":"22.2-EVO","versionType":"semver"},{"lessThan":"22.3R3-S3-EVO","status":"affected","version":"22.3-EVO","versionType":"semver"},{"lessThan":"22.4R3-S2-EVO","status":"affected","version":"22.4-EVO","versionType":"semver"},{"lessThan":"23.2R2-EVO","status":"affected","version":"23.2-EVO","versionType":"semver"}]}],"datePublic":"2026-04-08T16:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"A Missing Authentication for Critical Function vulnerability in the Flexible PIC Concentrators (FPCs) of Juniper Networks Junos OS Evolved on PTX Series allows a local, authenticated attacker with low privileges to gain direct access to FPCs installed in the device.

A local user with low privileges can gain direct access to the installed FPCs as a high privileged user, which can potentially lead to a full compromise of the affected component.

This issue affects Junos OS Evolved on PTX10004, PTX10008, PTX100016, with JNP10K-LC1201 or JNP10K-LC1202:

"}],"value":"A Missing Authentication for Critical Function vulnerability in the Flexible PIC Concentrators (FPCs) of Juniper Networks Junos OS Evolved on PTX Series allows a local, authenticated attacker with low privileges to gain direct access to FPCs installed in the device.\n\nA local user with low privileges can gain direct access to the installed FPCs as a high privileged user, which can potentially lead to a full compromise of the affected component.\n\nThis issue affects Junos OS Evolved on PTX10004, PTX10008, PTX100016, with JNP10K-LC1201 or JNP10K-LC1202:\n\n\n\n\n * All versions before 21.2R3-S8-EVO,\n * 21.4-EVO versions before 21.4R3-S7-EVO,\n * 22.2-EVO versions before 22.2R3-S4-EVO,\n * 22.3-EVO versions before 22.3R3-S3-EVO,\n * 22.4-EVO versions before 22.4R3-S2-EVO,\n * 23.2-EVO versions before 23.2R2-EVO."}],"exploits":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"

Juniper SIRT is not aware of any malicious exploitation of this vulnerability.

"}],"value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV4_0":{"Automatable":"YES","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","baseScore":8.5,"baseSeverity":"HIGH","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/AU:Y/R:U/RE:M","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"MODERATE"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-306","description":"CWE-306 Missing Authentication for Critical Function","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","shortName":"juniper","dateUpdated":"2026-04-09T21:27:44.046Z"},"references":[{"tags":["vendor-advisory"],"url":"https://kb.juniper.net/JSA107806"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"The following software releases have been updated to resolve this specific issue: 21.2R3-S8-EVO, 21.4R3-S7-EVO, 22.2R3-S4-EVO, 22.3R3-S3-EVO, 22.4R3-S2-EVO, 23.2R2-EVO, 23.4R1-EVO, and all subsequent releases."}],"value":"The following software releases have been updated to resolve this specific issue: 21.2R3-S8-EVO, 21.4R3-S7-EVO, 22.2R3-S4-EVO, 22.3R3-S3-EVO, 22.4R3-S2-EVO, 23.2R2-EVO, 23.4R1-EVO, and all subsequent releases."}],"source":{"advisory":"JSA107806","defect":["1621525"],"discovery":"INTERNAL"},"title":"Junos OS Evolved: Local, authenticated attacker can gain privileged access to FPCs","workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Use access lists or firewall filters to limit access to the CLI only from trusted hosts and administrators.
"}],"value":"Use access lists or firewall filters to limit access to the CLI only from trusted hosts and administrators."}],"x_generator":{"engine":"Vulnogram 0.1.0-av217"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-33788","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-04-10T03:56:13.066855Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-13T13:04:16.251Z"}}]}}