Out-of-Bounds Read Vulnerability in ASR1903 and ASR3901 by ASR Micro
CVE-2025-13735

7.4HIGH

Key Information:

Vendor

Asr

Status
Lapwing Linux
Vendor
CVE Published:
26 November 2025

What is CVE-2025-13735?

An out-of-bounds read vulnerability exists in the ASR1903 and ASR3901 devices running ASR Lapwing_Linux due to improper handling of memory access in the nr_fw modules, particularly within the program files located at Code/nr_fw/DLP/src/NrCgi.C. This flaw can potentially expose sensitive data and lead to unauthorized information leakage if exploited. The issue is present in versions prior to the specified timeframe of November 26, 2025.

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Affected Version(s)

Lapwing_Linux Linux 0 < 2025/11/26

References

https://www.asrmicro.com/en/goods/psirt?cid=41

CVSS V3.1

Score:
7.4
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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