{"id":"CVE-2023-44194","state":"PUBLISHED","title":"Junos OS: An unauthenticated attacker with local access to the device can create a backdoor with root privileges","description":"\nAn Incorrect Default Permissions vulnerability in Juniper Networks Junos OS allows an unauthenticated attacker with local access to the device to create a backdoor with root privileges. The issue is caused by improper directory permissions on a certain system directory, allowing an attacker with access to this directory to create a backdoor with root privileges.\n\nThis issue affects Juniper Networks Junos OS:\n\n\n\n  *  All versions prior to 20.4R3-S5;\n  *  21.1 versions prior to 21.1R3-S4;\n  *  21.2 versions prior to 21.2R3-S4;\n  *  21.3 versions prior to 21.3R3-S3;\n  *  21.4 versions prior to 21.4R3-S1.\n\n\n\n\n\n\n","publishedAt":"2023-10-12T23:04:18.124Z","updatedAt":"2025-02-27T20:41:40.825Z","severity":{"score":8.4,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"juniper"},"assigner":"juniper","products":["Juniper Networks Junos OS"],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"20.4R3-S5","versionType":"semver"},{"version":"21.1","status":"affected","lessThan":"21.1R3-S4","versionType":"semver"},{"version":"21.2","status":"affected","lessThan":"21.2R3-S4","versionType":"semver"},{"version":"21.3","status":"affected","lessThan":"21.3R3-S3","versionType":"semver"},{"version":"21.4","status":"affected","lessThan":"21.4R3-S1","versionType":"semver"}]}],"references":["https://supportportal.juniper.net/JSA73158"],"weaknesses":["CWE-276"],"ingestedAt":"2026-10-29T20:06:17.512Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/44xxx/CVE-2023-44194.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-44194","state":"PUBLISHED","datePublished":"2023-10-12T23:04:18.124Z","dateUpdated":"2025-02-27T20:41:40.825Z","assignerShortName":"juniper","assignerOrgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","dateReserved":"2023-09-26T19:30:27.955Z"},"containers":{"cna":{"title":"Junos OS: An unauthenticated attacker with local access to the device can create a backdoor with root privileges","descriptions":[{"lang":"en","value":"\nAn Incorrect Default Permissions vulnerability in Juniper Networks Junos OS allows an unauthenticated attacker with local access to the device to create a backdoor with root privileges. The issue is caused by improper directory permissions on a certain system directory, allowing an attacker with access to this directory to create a backdoor with root privileges.\n\nThis issue affects Juniper Networks Junos OS:\n\n\n\n  *  All versions prior to 20.4R3-S5;\n  *  21.1 versions prior to 21.1R3-S4;\n  *  21.2 versions prior to 21.2R3-S4;\n  *  21.3 versions prior to 21.3R3-S3;\n  *  21.4 versions prior to 21.4R3-S1.\n\n\n\n\n\n\n"}],"affected":[{"vendor":"Juniper Networks","product":"Junos OS","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"20.4R3-S5","versionType":"semver"},{"version":"21.1","status":"affected","lessThan":"21.1R3-S4","versionType":"semver"},{"version":"21.2","status":"affected","lessThan":"21.2R3-S4","versionType":"semver"},{"version":"21.3","status":"affected","lessThan":"21.3R3-S3","versionType":"semver"},{"version":"21.4","status":"affected","lessThan":"21.4R3-S1","versionType":"semver"}]}],"references":[{"url":"https://supportportal.juniper.net/JSA73158","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":8.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-276","description":"CWE-276 Incorrect Default Permissions","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"juniper","orgId":"8cbe9d5a-a066-4c94-8978-4b15efeae968","dateUpdated":"2023-10-12T23:04:18.124Z"},"datePublic":"2023-10-11T16:00:00.000Z","exploits":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>Juniper SIRT is not aware of any malicious exploitation of this vulnerability.</p>"}],"value":"Juniper SIRT is not aware of any malicious exploitation of this vulnerability.\n\n"}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>The following software releases have been updated to resolve this specific issue: Junos OS 20.4R3-S5, 21.1R3-S4, 21.2R3-S4, 21.3R3-S3, 21.4R3-S1, 22.1R1, and all subsequent releases.</p>"}],"value":"The following software releases have been updated to resolve this specific issue: Junos OS 20.4R3-S5, 21.1R3-S4, 21.2R3-S4, 21.3R3-S3, 21.4R3-S1, 22.1R1, and all subsequent releases.\n\n"}],"source":{"advisory":"JSA73158","defect":["1514925"],"discovery":"INTERNAL"},"timeline":[{"lang":"en","time":"2023-10-11T16:00:00.000Z","value":"Initial Publication"}],"workarounds":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>There are no known workarounds for this issue.</p>"}],"value":"There are no known workarounds for this issue.\n\n"}],"x_generator":{"engine":"Vulnogram 0.1.0-av217"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://supportportal.juniper.net/JSA73158","tags":["vendor-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T19:59:51.630Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-02-26T21:49:39.172787Z","id":"CVE-2023-44194","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-02-27T20:41:40.825Z"}}]}}}