CVE-2010-0416 EXPLOIT
7.5
HIGH · CVSS 2.0 · EPSS 11.3% (pctl 96)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 7.5 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| EPSS | 11.32% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2010-02-18 |
| Last modified | 2026-06-16 |
Affected (2)
| Vendor | Product |
|---|---|
| realnetworks | helix player |
| realnetworks | realplayer |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Helix Player 11.0.2 - Encoded URI Processing Buffer Overflow | 2007-07-03 |
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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