HOMEVULNERABILITIESCVE-2010-3749
CRITICALPOC

CVE-2010-3749

CWE-94Published: October 19, 2010· Updated: Jun 16, 2026

9.3
CVSS v3.1

Official Description

The browser-plugin implementation in RealNetworks RealPlayer 11.0 through 11.1 and RealPlayer SP 1.0 through 1.1 allows remote attackers to arguments to the RecordClip method, which allows remote attackers to download an arbitrary program onto a client machine, and execute this program, via a " (double quote) in an argument to the RecordClip method, aka "parameter injection."

NVD Source

Technical Analysis

CVE-2010-3749 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.

A proof-of-concept (PoC) exploit exists for CVE-2010-3749. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected Vendors & Products

realnetworks2 product(s)
realplayerrealplayer sp
Source: NVD CPE · 16 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (10)

Quick Facts

CVE IDCVE-2010-3749
CVSS Score9.3 / 10
SeverityCRITICAL
WeaknessCWE-94
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedOct 19, 2010

Related CVEs (CWE-94)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2010-3749 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.