RealNetworks RealPlayer up to 11.0.5 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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10.0$5k-$25k0.00

Summaryinfo

A vulnerability has been found in RealNetworks RealPlayer up to 11.0.5 and classified as critical. The impacted element is an unknown function. Performing a manipulation results in memory corruption. This vulnerability was named CVE-2009-4244. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as very critical, was found in RealNetworks RealPlayer up to 11.0.5 (Multimedia Player Software). This affects an unknown part. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Heap-based buffer overflow in RealNetworks RealPlayer 10; RealPlayer 10.5 6.0.12.1040 through 6.0.12.1741; RealPlayer 11 11.0.0 through 11.0.4; RealPlayer Enterprise; Mac RealPlayer 10, 10.1, and 11.0; Linux RealPlayer 10; and Helix Player 10.x allows remote attackers to execute arbitrary code via an SIPR codec field with a small length value that triggers incorrect memory allocation.

The weakness was presented 01/25/2010 by Peter Vreugdenhil (TippingPoint) with TippingPoint's Zero Day Initiative (Website). It is possible to read the advisory at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2009-4244. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/29/2026). It is expected to see the exploit prices for this product decreasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 44119 (RealPlayer for Windows < Build 12.0.0.319 Multiple Buffer Overflows), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 116821 (RealPlayer Multiple Vulnerabilities).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 6514.

The vulnerability is also documented in the databases at X-Force (55797), Tenable (44119), SecurityFocus (BID 37880†), Secunia (SA38218†) and Vulnerability Center (SBV-24687†). See VDB-3923, VDB-46364, VDB-51668 and VDB-51667 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 10.0

VulDB Base Score: 10.0
VulDB Temp Score: 10.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 44119
Nessus Name: RealPlayer for Windows < Build 12.0.0.319 Multiple Buffer Overflows
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902108
OpenVAS Name: RealNetworks RealPlayer Multiple Code Execution Vulnerabilities (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
TippingPoint: 🔍

Timelineinfo

12/09/2009 🔍
01/20/2010 +42 days 🔍
01/20/2010 +0 days 🔍
01/25/2010 +5 days 🔍
01/25/2010 +0 days 🔍
01/26/2010 +1 days 🔍
03/18/2015 +1877 days 🔍
04/29/2026 +4060 days 🔍

Sourcesinfo

Vendor: realnetworks.com

Advisory: zerodayinitiative.com
Researcher: Peter Vreugdenhil (TippingPoint)
Organization: TippingPoint's Zero Day Initiative
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-4244 (🔍)
GCVE (CVE): GCVE-0-2009-4244
GCVE (VulDB): GCVE-100-51663
X-Force: 55797
SecurityFocus: 37880 - Multiple RealNetworks Products Multiple Remote Vulnerabilities
Secunia: 38218
Vulnerability Center: 24687 - RealNetworks RealPlayer Remote Arbitrary Code Execution Vulnerability via SIPR Codec Field, Medium

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 04/29/2026 05:22
Changes: 03/18/2015 15:15 (61), 02/20/2017 10:14 (11), 08/31/2021 15:44 (3), 08/31/2021 15:50 (1), 05/14/2025 15:56 (15), 04/29/2026 05:22 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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