{"id":"CVE-2022-22241","published":"2022-10-18T02:46:43Z","modified":"2025-05-09T15:37:15Z","title":"Junos OS: Vulnerability in J-Web may allow deserialization without authentication","vendor":"Juniper Networks","product":"Junos OS","tier":"core","eol":null,"affectedVersions":[{"vendor":"Juniper Networks","product":"Junos OS","versions":[">= unspecified, < 19.1R3-S9",">= 19.2, < 19.2R3-S6",">= 19.3, < 19.3R3-S7",">= 19.4, < 19.4R2-S7, 19.4R3-S9",">= 20.1, < 20.1R3-S5",">= 20.2, < 20.2R3-S5",">= 20.3, < 20.3R3-S5",">= 20.4, < 20.4R3-S4",">= 21.1, < 21.1R3-S2",">= 21.2, < 21.2R3-S1"]}],"description":{"text":"An Improper Input Validation vulnerability in the J-Web component of Juniper Networks Junos OS may allow an unauthenticated attacker to access data without proper authorization. Utilizing a crafted POST request, deserialization may occur which could lead to unauthorized local file access or the ability to execute arbitrary commands. This issue affects Juniper Networks Junos OS: all versions prior to 19.1R3-S9; 19.2 versions prior to 19.2R3-S6; 19.3 versions prior to 19.3R3-S7; 19.4 versions prior to 19.4R2-S7, 19.4R3-S9; 20.1 versions prior to 20.1R3-S5; 20.2 versions prior to 20.2R3-S5; 20.3 versions prior to 20.3R3-S5; 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S2; 21.2 versions prior to 21.2R3-S1; 21.3 versions prior to 21.3R2-S2, 21.3R3; 21.4 versions prior to 21.4R1-S2, 21.4R2-S1, 21.4R3; 22.1 versions prior to 22.1R1-S1, 22.1R2.","provenance":"source","from":"CVE.org"},"summary":null,"cvss":{"score":8.1,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.01296,"percentile":0.7036,"date":"2026-10-31","provenance":"source"},"kev":null,"vulncheckKev":{"dateAdded":"2022-10-18","exploitedFirstSeen":"2022-10-18","ransomware":false,"evidence":[{"url":"https://ess.coalitioninc.com/cve/?id=CVE-2022-22241","date":"2022-10-18"}],"evidenceTotal":1,"provenance":"source"},"exploited":true,"otx":null,"cwes":[{"id":"CWE-20","name":"Improper Input Validation"}],"references":[{"url":"https://kb.juniper.net/JSA69899","tags":[]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2022-27388","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-27388","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":[],"flow":[],"timeline":[{"date":"2022-10-18","kind":"published","label":"Published (CVE.org)","url":"https://www.cve.org/CVERecord?id=CVE-2022-22241","provenance":"source"},{"date":"2022-10-18","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://ess.coalitioninc.com/cve/?id=CVE-2022-22241","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":null,"daysToKev":null},"priority":{"score":54.7,"factors":[{"name":"In a KEV catalog","points":35.0,"detail":"listed in VulnCheck KEV"},{"name":"Recent KEV listing","points":0.0,"detail":"added 1475 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":14.07,"detail":"percentile 0.7036"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":0.0,"detail":"none found"},{"name":"Mentioned in OTX pulses","points":0.0,"detail":"0 pulses"},{"name":"CVSS severity","points":5.67,"detail":"base score 8.1"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}