CVE-2010-4377

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-12-14 · updated 2026-06-16
Weakness: CWE-119

Description

Heap-based buffer overflow in RealNetworks RealPlayer 11.0 through 11.1, RealPlayer SP 1.0 through 1.1.5, Mac RealPlayer 11.0 through 12.0.0.1444, and Linux RealPlayer 11.0.2.1744 allows remote attackers to execute arbitrary code by specifying many subbands in cook audio codec information in a Real Audio file.

Affected products

RealNetworks Realplayer: 11.0, 11.0.1, 11.0.2, 11.0.3, 11.0.4, 11.0.5 (+3)
RealNetworks Realplayer Sp: 1.0.0, 1.0.1, 1.0.2, 1.0.5, 1.1, 1.1.1 (+4)

References

http://service.real.com/realplayer/security/12102010_player/en/
http://www.securitytracker.com/id?1024861
http://www.zerodayinitiative.com/advisories/ZDI-10-272
http://service.real.com/realplayer/security/12102010_player/en/
http://www.securitytracker.com/id?1024861
http://www.zerodayinitiative.com/advisories/ZDI-10-272

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