CVE-2021-30497 — HIGH (7.5)

Vulnerability 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 Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Ivanti	Avalanche	6.3.2

Related Weaknesses (CWE)

CWE-22

References

https://forums.ivanti.com/s/article/Security-Alert-CVE-2021-30497-Directory-TravPatchVendor Advisory
https://help.ivanti.com/wl/help/en_us/aod/5.4/Avalanche/Console/Launching_the_AvVendor Advisory
https://ssd-disclosure.com/ssd-advisory-ivanti-avalanche-directory-traversal/ExploitThird Party Advisory
https://forums.ivanti.com/s/article/Security-Alert-CVE-2021-30497-Directory-TravPatchVendor Advisory
https://help.ivanti.com/wl/help/en_us/aod/5.4/Avalanche/Console/Launching_the_AvVendor Advisory
https://ssd-disclosure.com/ssd-advisory-ivanti-avalanche-directory-traversal/ExploitThird Party Advisory

FAQ

What is CVE-2021-30497?

CVE-2021-30497 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 n...

How severe is CVE-2021-30497?

CVE-2021-30497 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-30497?

Check the references section above for vendor advisories and patch information. Affected products include: Ivanti Avalanche.