CVE-2025-13735CWE-125

Out-of-bounds Read in nr flc

High · published November 26, 2025

CVSS v3.1
7.4
EPSS
0%
Percentile
9.2
In the wild
Unconfirmed
What it is

⚡ An out-of-bounds read vulnerability in ASR Lapwing_Linux could lead to unexpected data leaks in your system! Think of it like peeking through a window into a room that you shouldn’t be able to see — the window isn't locked, so anyone can glance in and discover secrets they shouldn’t have access to. An attacker could exploit this vulnerability to gain sensitive information from memory, potentially exposing everything from user credentials to proprietary data. It's like leaving a treasure chest open in a crowded room — anyone could take a peek inside, and you might not even know it until it's too late.

Put simply

Think of it like peeking through a window into a room that you shouldn’t be able to see — the window isn't locked, so anyone can glance in and discover secrets they shouldn’t have access to. This out-of-bounds read vulnerability occurs in the ASR1903 and ASR3901 devices running Lapwing_Linux, specifically within the 'nr_fw' module code, allowing unauthorized access to memory beyond allocated buffers.

What to do

An attacker could exploit this vulnerability to gain sensitive information from memory, potentially exposing everything from user credentials to proprietary data. It's like leaving a treasure chest open in a crowded room — anyone could take a peek inside, and you might not even know it until it's too late. To protect your systems, update the ASR Lapwing_Linux to versions released after November 26, 2025. Review the code in the affected module and implement bounds checking to prevent future issues. Don't forget to monitor your configurations regularly! You've got this! Follow these steps and you’ll have your systems locked down in no time. 🛡️

The record
Technical detail
CVSS v3.1
7.4 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00199 · 9.2th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2025-11-26T06:02Z
EPSS history
Timeline
  • 26 NOV 06:02Z
    Out-of-bounds Read in nr flc
    cvelistv5