Is CVE-2011-5096 actively exploited?

No active exploitation of CVE-2011-5096 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2011-5096 be exploited remotely?

Yes. CVE-2011-5096 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2011-5096?

CVE-2011-5096 has a CVSS score of 10.0 (CRITICAL).

HOME VULNERABILITIESCVE-2011-5096

CRITICAL

CVE-2011-5096

CWE-119Published: July 3, 2012· Updated: Jun 16, 2026

10.0

CVSS v3.1

Official Description

Stack-based buffer overflow in cstore.exe in the Media Application Server (MAS) in Avaya Aura Application Server 5300 (formerly Nortel Media Application Server) 1.x before 1.0.2 and 2.0 before Patch Bundle 10 allows remote attackers to execute arbitrary code via a crafted cs_anams parameter in a CONTENT_STORE_ADMIN_REQ packet.

NVD Source

Technical Analysis

CVE-2011-5096 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.