Is CVE-2011-2953 actively exploited?

No active exploitation of CVE-2011-2953 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2011-2953 be exploited remotely?

Yes. CVE-2011-2953 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2011-2953?

CVE-2011-2953 has a CVSS score of 10.0 (CRITICAL).

HOME VULNERABILITIESCVE-2011-2953

CRITICAL

CVE-2011-2953

CWE-119Published: August 18, 2011· Updated: Jun 16, 2026

10.0

CVSS v3.1

Official Description

An unspecified ActiveX control in the browser plugin in RealNetworks RealPlayer 11.0 through 11.1 and 14.0.0 through 14.0.5, RealPlayer SP 1.0 through 1.1.5, and RealPlayer Enterprise 2.0 through 2.1.5 allows remote attackers to execute arbitrary code via unknown vectors, related to an out-of-bounds condition.

NVD Source

Technical Analysis

CVE-2011-2953 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.