What’s Vulnerable › Vulnerabilities

CVE-2010-0416

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 11.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2010-02-18 · updated 2026-06-16
• Weakness: CWE-119

Description

Buffer overflow in the Unescape function in common/util/hxurl.cpp and player/hxclientkit/src/CHXClientSink.cpp in Helix Player 1.0.6 and RealPlayer allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a URL argument containing a % (percent) character that is not followed by two hex digits.

Affected products

• RealNetworks Helix Player: 1.0.6
• RealNetworks Realplayer: all versions

References

• http://lists.helixcommunity.org/pipermail/common-cvs/2007-July/014956.html
• http://secunia.com/advisories/38450
• http://www.redhat.com/support/errata/RHSA-2010-0094.html
• https://bugzilla.redhat.com/show_bug.cgi?id=561856
• https://helixcommunity.org/viewcvs/common/util/hxurl.cpp?view=log#rev1.24.4.1.4.1
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10847
• http://lists.helixcommunity.org/pipermail/common-cvs/2007-July/014956.html
• http://secunia.com/advisories/38450
• http://www.redhat.com/support/errata/RHSA-2010-0094.html
• https://bugzilla.redhat.com/show_bug.cgi?id=561856
• https://helixcommunity.org/viewcvs/common/util/hxurl.cpp?view=log#rev1.24.4.1.4.1
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10847

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