Medium severity · published Jul 2, 2025
CVE-2025-27024
Improper File Access in Infinera G42
6.5
CVSS
0.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 32% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
G4
G42 · Infinera
6.1.3 before 8.0 · source: vendor
GF
G42 Firmware · Nokia
6.1.3 before 8.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-27024
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-27024
Third Party Advisory
https://euvd.enisa.europa.eu/vulnerability/CVE-2025-27024
Third Party Advisory
https://www.cvcn.gov.it/cvcn/cve/CVE-2025-27024
More from G42
8.8
CVE-2025-27025
Improper File Access in Infinera G42
7.8
CVE-2025-27021
Operating System Misconfiguration in Infinera G42
6.5
CVE-2025-27023
Improper Input Validation in Infinera G42
6.5
CVE-2025-27022
Path Traversal Vulnerability in Infinera G42
4.9
CVE-2025-27026
Improper Access Control Granularity impacting Infinera G42
