CVE-2010-0416
HIGH · CVSS 7.5EPSS 11.3%EU EUVD
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.
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-119
- EPSS score
- 11.3% (96th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2010-0447)
- Published
- February 18, 2010
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2010-0447 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- realnetworks / helix player
- realnetworks / realplayer
References
- http://lists.helixcommunity.org/pipermail/common-cvs/2007-July/014956.html(Exploit)
- 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
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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