What’s Vulnerable › Vulnerabilities

CVE-2005-2922

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2005-12-31 · updated 2026-06-16
• Weakness: CWE-119

Description

Heap-based buffer overflow in the embedded player in multiple RealNetworks products and versions including RealPlayer 10.x, RealOne Player, and Helix Player allows remote malicious servers to cause a denial of service (crash) and possibly execute arbitrary code via a chunked Transfer-Encoding HTTP response in which either (1) the chunk header length is specified as -1, (2) the chunk header with a length that is less than the actual amount of sent data, or (3) a missing chunk header.

Affected products

• RealNetworks Helix Player: 10.0, 10.0.1, 10.0.2, 10.0.3, 10.0.4, 10.0.5 (+1)
• RealNetworks Realone Player: 0.288, 0.297, 1.0, 2.0
• RealNetworks Realplayer: 8.0, 10.0, 10.0.0.305, 10.0.0.331, 10.0.1, 10.0.2 (+11)
• RealNetworks Rhapsody: 3.0, 3.0_build_0.815

References

• http://secunia.com/advisories/19358
• http://secunia.com/advisories/19365
• http://securitytracker.com/id?1015808
• http://www.kb.cert.org/vuls/id/172489
• http://www.novell.com/linux/security/advisories/2006_18_realplayer.html
• http://www.redhat.com/support/errata/RHSA-2005-762.html
• http://www.redhat.com/support/errata/RHSA-2005-788.html
• http://www.securityfocus.com/bid/17202
• http://www.service.real.com/realplayer/security/03162006_player/en/
• http://www.vupen.com/english/advisories/2006/1057
• https://exchange.xforce.ibmcloud.com/vulnerabilities/25409
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11444

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