{"schemaVersion":3,"id":"CVE-2021-30497","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Ivanti Avalanche (Premise) 6.3.2 allows remote unauthenticated users to read arbitrary files via Absolute Path Traversal. The imageFilePath parameter processed by the /AvalancheWeb/image endpoint is not verified to be within the scope of the image folder, e.g., the attacker can obtain sensitive information via the C:/Windows/system32/config/system.sav value.","dates":{"published":"2022-04-06T01:22:07.000Z","modified":"2024-08-03T22:32:41.103Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":7.5,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":5,"severity":"medium","vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.9658,"percentile":0.99884,"severity":"critical","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.9658},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.9658,"percentile":0.99884}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.9658,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.9658,"percentile":0.99884}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_5208990DA4399C2F","name":"Exploit Reference (ssd-disclosure.com)","source":"reference","url":"https://ssd-disclosure.com/ssd-advisory-ivanti-avalanche-directory-traversal/","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-22","name":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","description":"The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/22.html"}],"affected":[{"vendor":"ivanti","product":"avalanche","name":"avalanche","label":"avalanche","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"6.3.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"6.3.2","eol":null,"hubHref":"/vendor/ivanti/avalanche"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://help.ivanti.com/wl/help/en_us/aod/5.4/Avalanche/Console/Launching_the_Avalanche.htm","label":"help.ivanti.com/wl/help/en_us/aod/5.4/Avalanche/Console/Launching_the_Avalanche.htm","hostname":"help.ivanti.com","tags":["X Refsource MISC","Vendor Advisory"]},{"url":"https://ssd-disclosure.com/ssd-advisory-ivanti-avalanche-directory-traversal/","label":"ssd-disclosure.com/ssd-advisory-ivanti-avalanche-directory-traversal/","hostname":"ssd-disclosure.com","tags":["X Refsource MISC","Exploit","Third Party Advisory"]},{"url":"https://forums.ivanti.com/s/article/Security-Alert-CVE-2021-30497-Directory-Traversal-Vulnerability?language=en_US","label":"forums.ivanti.com/s/…","hostname":"forums.ivanti.com","tags":["X Refsource MISC","Patch","Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2022-04-06T01:22:07.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-03T22:32:41.103Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":59,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T22:20:59.299Z","stale":false,"partial":false}}