CVE-2017-3073 Use after free in Adobe Flash Player 25.0.0.148 and earlier.
Attackers can execute arbitrary code via a use-after-free flaw in Adobe Flash Player when handling display object masks.
- 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-2017-3073?
CVE-2017-3073 is a high-severity use after free vulnerability in Adobe Flash Player, published on 9 May 2017. 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
Adobe Flash Player versions 25.0.0.148 and earlier have an exploitable use after free vulnerability when handling multiple mask properties of display objects, aka memory corruption. Successful exploitation could lead to arbitrary code execution.
Weakness: CWE-416
Which versions are affected by CVE-2017-3073?
It affects 5 products.
Products include Adobe Flash Player, Adobe Flash Player Desktop Runtime, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Workstation.
How do I fix CVE-2017-3073?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2017-3073 being exploited?
There is no known exploitation of CVE-2017-3073 in the wild and no public exploit code.
Other vulnerabilities in Adobe Flash Player
Sources
Also known as GHSA-r88h-g29r-792h, UBUNTU-CVE-2017-3073.