#VU105882 Path traversal in Backup & Replication - CVE-2024-48248

Vulnerability identifier: #VU105882

Vulnerability risk: High

CVSSv4.0: 7.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2024-48248

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Backup & Replication
Server applications / File servers (FTP/HTTP)

Vendor: NAKIVO

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences passed via the "getImageByPath" parameter to "/c/router" endpoint. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Backup & Replication: 3.0 - 10.11.3

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External links
https://github.com/watchtowrlabs/nakivo-arbitrary-file-read-poc-CVE-2024-48248/?ref=labs.watchtowr.com
https://labs.watchtowr.com/the-best-security-is-when-we-all-agree-to-keep-everything-secret-except-the-secrets-nakivo-backup-replication-cve-2024-48248/
https://helpcenter.nakivo.com/Knowledge-Base/Content/Security-Advisory/CVE-2024-48248.htm

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.