CVE-2025-27024 Improper File Access in Infinera G42
Authenticated users can bypass SFTP chroot restrictions to read and write arbitrary OS files on Infinera G42 devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-27024?
CVE-2025-27024 is a medium-severity path traversal vulnerability in Infinera G42, published on 2 Jul 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Unrestricted access to OS file system in SFTP service in Infinera G42 version R6.1.3 allows remote authenticated users to read/write OS files via SFTP connections.
Details: Account members of the Network Administrator profile can access the target machine via SFTP with the same credentials used for SSH CLI access and are able to read all files according to the OS permission instead of remaining inside the chrooted directory position.
Weakness: CWE-280
Which versions are affected by CVE-2025-27024?
It affects 1 product.
Products include Nokia G42 Firmware.
How do I fix CVE-2025-27024?
No fix has been published for CVE-2025-27024 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2025-27024 being exploited?
There is no known exploitation of CVE-2025-27024 in the wild and no public exploit code.
Other vulnerabilities in Infinera G42
Sources
Also known as GHSA-7x6f-hx8g-5q5j.