CVE-2010-4394
Heap-based buffer overflow in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0...
Heap-based buffer overflow in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0 through 1.1.5 allows remote web servers to execute arbitrary code via a long Server header in a response to an HTTP request that occurs during parsing of a RealPix file.
Exploit likelihood
What each source reports
NVD Score used
Heap-based buffer overflow in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0 through 1.1.5 allows remote web servers to execute arbitrary code via a long Server header in a response to an HTTP request that occurs during parsing of a RealPix file.
- Record
CVE-2010-4394- CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Heap-based buffer overflow in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0 through 1.1.5 allows remote web servers to execute arbitrary code via a long Server header in a response to an HTTP request that occurs during parsing of a RealPix file.
- Record
CVE-2010-4394- Updated
- 2026-11-02
EUVDEUVD-2010-4363 No score
Heap-based buffer overflow in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0 through 1.1.5 allows remote web servers to execute arbitrary code via a long Server header in a response to an HTTP request that occurs during parsing of a RealPix file.
- Record
EUVD-2010-4363- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-96gg-2fqg-g6xm No score
Heap-based buffer overflow in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0...
Heap-based buffer overflow in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0 through 1.1.5 allows remote web servers to execute arbitrary code via a long Server header in a response to an HTTP request that occurs during parsing of a RealPix file.
- Record
GHSA-96gg-2fqg-g6xm- Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2010-4394 is a high vulnerability (CVSS 9.3) in Realnetworks Realplayer, published December 14, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.50%, the 89th percentile. No source names a fixed version.