RealNetworks Helix Server Multiple Vulnerabilities

Multiple vulnerabilities have been identified in RealNetworks Helix Server, which could be exploited by attackers to cause a denial of service or compromise a vulnerable system.

1. A heap overflow error when processing malformed RTSP DESCRIBE requests, which could be exploited to crash an affected server or execute arbitrary code.

2. A stack overflow error when parsing RTSP SETUP, which could be exploited to crash an affected server or execute arbitrary code.

3. A heap overflow error related to DataConvertBuffer, which could be exploited to crash or compromise an affected server.

4. A heap overflow error when parsing malformed Base64 NTLM authentication requests, which could be exploited to crash an affected server or execute arbitrary code.