CVE-2025-27021

7.0 HIGH
Published: July 02, 2025 Modified: February 11, 2026
View on NVD

Description

The misconfiguration in the sudoers configuration of the operating system in Infinera G42 version R6.1.3 allows low privileged OS users to read/write physical memory via devmem command line tool. This could allow sensitive information disclosure, denial of service, and privilege escalation by tampering with kernel memory. Details: The output of "sudo -l" reports the presence of "devmem" command executable as super user without using a password. This command allows to read and write an arbitrary memory area of the target device, specifying an absolute address.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://euvd.enisa.europa.eu/vulnerability/CVE-2025-27021
Source: a6d3dc9e-0591-4a13-bce7-0f5b31ff6158
Third Party Advisory
https://www.cvcn.gov.it/cvcn/cve/CVE-2025-27021
Source: a6d3dc9e-0591-4a13-bce7-0f5b31ff6158
Third Party Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.0 / 10.0
EPSS (Exploit Probability)
0.0%
4th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

nokia