CVE-2006-0323

RealNetworks RealPlayer RealOne Player Rhapsody and Helix Player - Buffer Overflow via Crafted SWF File

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2006-0323. PoCs published by Federico L. Bossi Bonin.

AI-analyzed exploit summary This Perl script generates a malicious SWF file that exploits a buffer overflow vulnerability in RealPlayer (CVE-2006-0323). The crafted file contains a header, a NOP sled, and a payload designed to trigger a segmentation fault in the `swfformat.so` plugin.

Description

Buffer overflow in swfformat.dll in multiple RealNetworks products and versions including RealPlayer 10.x, RealOne Player, Rhapsody 3, and Helix Player allows remote attackers to execute arbitrary code via a crafted SWF (Flash) file with (1) a size value that is less than the actual size, or (2) other unspecified manipulations.

Exploits (2)

exploitdb WORKING POC VERIFIED
by Federico L. Bossi Bonin · perldosmultiple
https://www.exploit-db.com/exploits/1622

This Perl script generates a malicious SWF file that exploits a buffer overflow vulnerability in RealPlayer (CVE-2006-0323). The crafted file contains a header, a NOP sled, and a payload designed to trigger a segmentation fault in the `swfformat.so` plugin.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: RealPlayer (versions affected by CVE-2006-0323)
No auth needed
Prerequisites: Victim must open the malicious SWF file in a vulnerable version of RealPlayer
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by Federico L. Bossi Bonin · perldosmultiple
https://www.exploit-db.com/exploits/27460

This Perl script generates a malicious SWF file that exploits a buffer overflow vulnerability in RealPlayer. The crafted file contains a header, a NOP sled, and an end header to trigger the overflow, potentially leading to arbitrary code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: RealPlayer (versions affected by CVE-2006-0323)
No auth needed
Prerequisites: Victim must open the malicious SWF file in a vulnerable version of RealPlayer
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (15)

Core 15
Core References
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/19358
Patch, Vendor Advisory vendor-advisory x_refsource_suse
http://www.novell.com/linux/security/advisories/2006_18_realplayer.html
Patch, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/19362
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2006/1057
Patch, Vendor Advisory vendor-advisory x_refsource_redhat
http://www.redhat.com/support/errata/RHSA-2006-0257.html
Third Party Advisory third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/690
Patch, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/19365
Patch, Vendor Advisory vendor-advisory x_refsource_gentoo
http://www.gentoo.org/security/en/glsa/glsa-200603-24.xml
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1015806
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/17202
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/430621/100/0/threaded
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/25408
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/19390
Patch, Third Party Advisory, US Government Resource third-party-advisory x_refsource_cert-vn
http://www.kb.cert.org/vuls/id/231028

Scores

EPSS 0.1674
EPSS Percentile 96.6%

Details

CWE
CWE-119
Status published
Products (6)
realnetworks/helix_player
realnetworks/realone_player
realnetworks/realplayer 10.0 gold
realnetworks/realplayer 10.0.6
realnetworks/realplayer 10.5
realnetworks/rhapsody 3
Published Mar 23, 2006
Tracked Since Feb 18, 2026