{"id":"CVE-2025-52983","state":"PUBLISHED","title":"Junos OS: After removing ssh public key authentication root can still log in","description":"A UI Discrepancy for Security Feature\n\nvulnerability in the UI of Juniper Networks Junos OS on VM Host systems allows a network-based, unauthenticated attacker to access the device.\n\n\n\nOn VM Host Routing Engines (RE), even if the configured public key for root has been removed, remote users which are in possession of the corresponding private key can still log in as root.\nThis issue affects Junos OS:\n\n\n\n  *  all versions before 22.2R3-S7,\n  *  22.4 versions before 22.4R3-S5,\n  *  23.2 versions before 23.2R2-S3,\n  *  23.4 versions before 23.4R2-S3,\n  *  24.2 versions before 24.2R1-S2, 24.2R2.","publishedAt":"2025-07-11T15:09:18.207Z","updatedAt":"2026-02-26T17:50:44.757Z","severity":{"score":8.6,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/R:U/RE:M","source":"juniper"},"assigner":"juniper","products":["Juniper Networks Junos OS"],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"22.2R3-S7","versionType":"semver"},{"version":"22.4","status":"affected","lessThan":"22.4R3-S5","versionType":"semver"},{"version":"23.2","status":"affected","lessThan":"23.2R2-S3","versionType":"semver"},{"version":"23.4","status":"affected","lessThan":"23.4R2-S3","versionType":"semver"},{"version":"24.2","status":"affected","lessThan":"24.2R1-S2, 24.2R2","versionType":"semver"}]}],"references":["https://supportportal.juniper.net/JSA100089","https://www.juniper.net/documentation/us/en/software/junos/junos-install-upgrade/topics/topic-map/vm-host-overview.html#id-routing-engines-with-vm-host-support"],"weaknesses":["CWE-446"],"ingestedAt":"2026-10-29T20:09:31.862Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/52xxx/CVE-2025-52983.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-52983","state":"PUBLISHED","datePublished":"2025-07-11T15:09:18.207Z","dateUpdated":"2026-02-26T17:50:44.757Z","assignerShortName":"juniper","assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","dateReserved":"2025-06-23T18:23:44.546Z"},"containers":{"cna":{"title":"Junos OS: After removing ssh public key authentication root can still log in","descriptions":[{"lang":"en","value":"A UI Discrepancy for Security Feature\n\nvulnerability in the UI of Juniper Networks Junos OS on VM Host systems allows a network-based, unauthenticated attacker to access the device.\n\n\n\nOn VM Host Routing Engines (RE), even if the configured public key for root has been removed, remote users which are in possession of the corresponding private key can still log in as root.\nThis issue affects Junos OS:\n\n\n\n  *  all versions before 22.2R3-S7,\n  *  22.4 versions before 22.4R3-S5,\n  *  23.2 versions before 23.2R2-S3,\n  *  23.4 versions before 23.4R2-S3,\n  *  24.2 versions before 24.2R1-S2, 24.2R2."}],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"22.2R3-S7","versionType":"semver"},{"version":"22.4","status":"affected","lessThan":"22.4R3-S5","versionType":"semver"},{"version":"23.2","status":"affected","lessThan":"23.2R2-S3","versionType":"semver"},{"version":"23.4","status":"affected","lessThan":"23.4R2-S3","versionType":"semver"},{"version":"24.2","status":"affected","lessThan":"24.2R1-S2, 24.2R2","versionType":"semver"}]}],"references":[{"url":"https://supportportal.juniper.net/JSA100089","tags":["vendor-advisory"]},{"url":"https://www.juniper.net/documentation/us/en/software/junos/junos-install-upgrade/topics/topic-map/vm-host-overview.html#id-routing-engines-with-vm-host-support","tags":["technical-description"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]},{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"USER","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.6,"baseSeverity":"HIGH","privilegesRequired":"HIGH","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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-446","description":"CWE-446 UI Discrepancy for Security Feature","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"juniper","orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","dateUpdated":"2025-07-11T15:09:18.207Z"},"configurations":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"To be affected a system needs to have been configured with ssh public key authentication previously:<br><br><tt>[ system root-authentication ssh-... ]</tt>"}],"value":"To be affected a system needs to have been configured with ssh public key authentication previously:\n\n[ system root-authentication ssh-... ]"}],"datePublic":"2025-07-09T16:00:00.000Z","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."}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"The following software releases have been updated to resolve this specific issue: 22.2R3-S7, 22.4R3-S5, 23.2R2-S3, 23.4R2-S3, 24.2R1-S2, 24.2R2, 24.4R1, and all subsequent releases."}],"value":"The following software releases have been updated to resolve this specific issue: 22.2R3-S7, 22.4R3-S5, 23.2R2-S3, 23.4R2-S3, 24.2R1-S2, 24.2R2, 24.4R1, and all subsequent releases."}],"source":{"advisory":"JSA100089","defect":["1819412"],"discovery":"USER"},"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"To prevent this issue from being ocuring, public key authentication for root can be explicitly disabled with:<br><br><tt>[\n\n<span style=\"background-color: rgb(255, 255, 255);\">system root-authentication no-public-keys</span>\n\n]</tt>"}],"value":"To prevent this issue from being ocuring, public key authentication for root can be explicitly disabled with:\n\n[\n\nsystem root-authentication no-public-keys\n\n]"}],"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2025-52983","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-07-12T03:55:14.297665Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-26T17:50:44.757Z"}}]}}}