CVE-2010-4596

Stack-based buffer overflow in RealNetworks Helix Server 12.x, 13.x, and 14.x before 14.2, and Helix Mobile Server 12.x, 13.x, and 14.x before 14.2, allows remote attackers to execute arbitrary code via a long string in an RTSP request.

Published: 2011-04-04 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2010-4596 is rated High Risk (68.3/100): CVSS Critical severity, with high exploitation likelihood (EPSS 5.03%, 91th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2010-4596

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 5.83% 5.03% -0.80%
2 2025-05-06 7.46% 5.83% -1.62%
3 2025-03-30 — 7.46% —

Full EPSS history (18 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2010-4596

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 10.0 [email protected]

Weakness enumeration for CVE-2010-4596

Affected software / configurations for CVE-2010-4596

Vendor Product Version Raw CPE
realnetworks helix_server 12.0.0 cpe:2.3:a:realnetworks:helix_server:12.0.0:*:*:*:*:*:*:*
realnetworks helix_server 12.0.1 cpe:2.3:a:realnetworks:helix_server:12.0.1:*:*:*:*:*:*:*
realnetworks helix_server 13.0.0 cpe:2.3:a:realnetworks:helix_server:13.0.0:*:*:*:*:*:*:*
realnetworks helix_server 13.1.1 cpe:2.3:a:realnetworks:helix_server:13.1.1:*:*:*:*:*:*:*
realnetworks helix_server 14.0.0 cpe:2.3:a:realnetworks:helix_server:14.0.0:*:*:*:*:*:*:*
realnetworks helix_server 14.0.1 cpe:2.3:a:realnetworks:helix_server:14.0.1:*:*:*:*:*:*:*
realnetworks helix_mobile_server 12.0 cpe:2.3:a:realnetworks:helix_mobile_server:12.0:*:*:*:*:*:*:*
realnetworks helix_mobile_server 13.1.1 cpe:2.3:a:realnetworks:helix_mobile_server:13.1.1:*:*:*:*:*:*:*
realnetworks helix_mobile_server 14.0.0 cpe:2.3:a:realnetworks:helix_mobile_server:14.0.0:*:*:*:*:*:*:*
realnetworks helix_mobile_server 14.0.1 cpe:2.3:a:realnetworks:helix_mobile_server:14.0.1:*:*:*:*:*:*:*

References for CVE-2010-4596

cvelogic Threat Intelligence