1. EXECUTIVE SUMMARY
- CVSS v4 8.7
- ATTENTION: Exploitable remotely/low attack complexity
- Vendor: Belledonne Communications
- Equipment: Linphone-Desktop
- Vulnerability: NULL Pointer Dereference
2. RISK EVALUATION
Successful exploitation of this vulnerability could could result in a remote attacker causing a denial-of-service condition on the affected devices.
3. TECHNICAL DETAILS
3.1 AFFECTED PRODUCTS
The following version of Linphone-Desktop is affected:
- Linphone-Desktop: Version 5.2.6
3.2 VULNERABILITY OVERVIEW
3.2.1 NULL POINTER DEREFERENCE CWE-476
The affected product is vulnerable to a NULL Dereference vulnerability, which could allow a remote attacker to create a denial-of-service condition.
CVE-2025-0430 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
A CVSS v4 score has also been calculated for CVE-2025-0430. A base score of 8.7 has been calculated; the CVSS vector string is (AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N).
3.3 BACKGROUND
- CRITICAL INFRASTRUCTURE SECTORS: Communications
- COUNTRIES/AREAS DEPLOYED: Worldwide
- COMPANY HEADQUARTERS LOCATION: France
3.4 RESEARCHER
Vera Mens of Claroty Research – Team82 reported this vulnerability to CISA.
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