CVE-2017-7293 Deserialization in n/a
A deserialization flaw in Dolby DAX2/DAX3 API services allows local attackers to escalate privileges to system level via DCOM.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-7293?
CVE-2017-7293 is a high-severity unsafe deserialization vulnerability in n/a, published on 26 Apr 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The Dolby DAX2 and DAX3 API services are vulnerable to a privilege escalation vulnerability that allows a normal user to get arbitrary system privileges, because these services have .NET code for DCOM. This affects Dolby Audio X2 (DAX2) 1.0, 1.0.1, 1.1, 1.1.1, 1.2, 1.3, 1.3.1, 1.3.2, 1.4, 1.4.1, 1.4.2, 1.4.3, and 1.4.4 and Dolby Audio X3 (DAX3) 1.0 and 1.1. An example affected driver is Realtek Audio Driver 6.0.1.7898 on a Lenovo P50.
Weakness: CWE-502
Which versions are affected by CVE-2017-7293?
It affects 2 products.
Products include Dolby Dolby Audio X2, Dolby Dolby Audio X3.
How do I fix CVE-2017-7293?
No fix has been published for CVE-2017-7293 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2017-7293 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-7293 exists.
Public exploit code: 1 Exploit-DB entry.
Sources
Also known as GHSA-9rw3-5r36-mrvf.