{"cve":"CVE-2021-30497","nvd":{"published":"2022-04-06T02:15:08.287","modified":"2026-06-17T03:50:20.570","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-22"],"references":["https://forums.ivanti.com/s/article/Security-Alert-CVE-2021-30497-Directory-Traversal-Vulnerability?language=en_US","https://help.ivanti.com/wl/help/en_us/aod/5.4/Avalanche/Console/Launching_the_Avalanche.htm","https://ssd-disclosure.com/ssd-advisory-ivanti-avalanche-directory-traversal/","https://forums.ivanti.com/s/article/Security-Alert-CVE-2021-30497-Directory-Traversal-Vulnerability?language=en_US","https://help.ivanti.com/wl/help/en_us/aod/5.4/Avalanche/Console/Launching_the_Avalanche.htm"],"products":["ivanti:avalanche"],"source":"nvd","synced_at":"2026-10-19T21:29:06.454770966+00:00"},"epss":{"cve":"CVE-2021-30497","score":0.9658,"percentile":0.99883,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}