Arbitrary file upload in Ivanti Avalanche

1) Arbitrary file upload

EUVDB-ID: #VU89718

Risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-29848

CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type

Exploit availability: No

Description

The vulnerability allows a remote user to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload. A remote privileged user can upload a malicious file and execute it on the server.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Avalanche: 6.0.0 - 6.4.3

CPE2.3

• cpe:2.3:a:ivanti:avalanche:6.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:ivanti:avalanche:6.1:*:*:*:*:*:*:*
• cpe:2.3:a:ivanti:avalanche:6.2.0.602:*:*:*:*:*:*:*

External links

https://forums.ivanti.com/s/article/Security-Advisory-May-2024?language=en_US
https://forums.ivanti.com/s/article/Avalanche-6-4-3-602-additional-security-hardening-and-CVE-fixed?language=en_US
https://www.zerodayinitiative.com/advisories/ZDI-24-504/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.