CVE-2026-33787

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"Automatable": "YES", "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:M/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "MODERATE", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "sirt@juniper.net", "affectedData": [{"vendor": "Juniper Networks", "product": "Junos OS", "versions": [{"status": "affected", "version": "0", "lessThan": "23.2R2-S6", "versionType": "semver"}, {"status": "affected", "version": "23.4", "lessThan": "23.4R2-S7", "versionType": "semver"}, {"status": "affected", "version": "24.2", "lessThan": "24.2R2-S2", "versionType": "semver"}, {"status": "affected", "version": "24.4", "lessThan": "24.4R2", "versionType": "semver"}, {"status": "affected", "version": "25.2", "lessThan": "25.2R1-S1, 25.2R2", "versionType": "semver"}], "platforms": ["SRX1500", "SRX4100", "SRX4200", "SRX4600"], "defaultStatus": "unaffected"}]}], "published": "2026-04-09T22:16:28.387", "references": [{"url": "https://kb.juniper.net/JSA107873", "tags": ["Mitigation", "Vendor Advisory"], "source": "sirt@juniper.net"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "sirt@juniper.net", "description": [{"lang": "en", "value": "CWE-754"}]}], "descriptions": [{"lang": "en", "value": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the chassis control daemon (chassisd) of Juniper Networks Junos OS on SRX1500, SRX4100, SRX4200 and SRX4600 allows a local attacker with low privileges to cause a complete Denial of Service (DoS).\n\nWhen a specific 'show chassis' CLI command is executed, chassisd crashes and restarts which causes a momentary impact to all traffic until all modules are online again.\n\n\n\nThis issue affects Junos OS on SRX1500, SRX4100, SRX4200 and SRX4600:\u00a0\n\n\n\n * 23.2 versions before\u00a023.2R2-S6,\n * 23.4 versions before\u00a023.4R2-S7\n * 24.2 versions before 24.2R2-S2,\n * 24.4 versions before 24.4R2,\n * 25.2 versions before 25.2R1-S1, 25.2R2."}], "lastModified": "2026-06-17T10:38:06.340", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:juniper:junos:23.2:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1A78CC80-E8B1-4CDA-BB35-A61833657FA7"}, {"criteria": "cpe:2.3:o:juniper:junos:23.2:r1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4B3B2FE1-C228-46BE-AC76-70C2687050AE"}, {"criteria": "cpe:2.3:o:juniper:junos:23.2:r1-s1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F1B16FF0-900F-4AEE-B670-A537139F6909"}, {"criteria": "cpe:2.3:o:juniper:junos:23.2:r1-s2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B227E831-30FF-4BE1-B8B2-31829A5610A6"}, {"criteria": "cpe:2.3:o:juniper:junos:23.2:r2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1ADA814B-EF98-45B1-AF7A-0C89688F7CA5"}, 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