CVE-2021-30497

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 v3.1 NVD

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

96.58% chance of exploitation in the next 30 days, 100th percentile

Nuclei

high · CWE-22

Published

2022-04-06

Updated

2024-08-03

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-30497.yaml

Security advisories

• https://forums.ivanti.com/s/article/Security-Alert-CVE-2021-30497-Directory-Traversal-Vul…
• https://help.ivanti.com/wl/help/en_us/aod/5.4/Avalanche/Console/Launching_the_Avalanche.h…
• https://ssd-disclosure.com/ssd-advisory-ivanti-avalanche-directory-traversal

References

• CVE Record
• NVD entry