CVE-2010-0416 Memory corruption in n/a
Remote attackers can cause a crash or execute arbitrary code in Helix Player and RealPlayer by providing a malformed URL with an invalid percent-encoding sequence.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2010-0416?
CVE-2010-0416 is a high-severity memory corruption vulnerability in Realnetworks Realplayer, published on 18 Feb 2010. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-119
Which versions are affected by CVE-2010-0416?
It affects 2 products.
Products include Realnetworks Helix Player, Realnetworks Realplayer.
How do I fix CVE-2010-0416?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2010-0416 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2010-0416 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Realnetworks Realplayer
Sources
Also known as GHSA-mcf9-pq3p-q6q8.