CVE-2019-18631 Deserialization in n/a
Attackers can execute arbitrary code in Centrify processes by sending malicious serialized data via pipe connections or crafted snap-in files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-18631?
CVE-2019-18631 is a high-severity unsafe deserialization vulnerability in n/a, published on 5 Nov 2019. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
The Windows component of Centrify Authentication and Privilege Elevation Services 3.4.0, 3.4.1, 3.4.2, 3.4.3, 3.5.0, 3.5.1 (18.8), 3.5.2 (18.11), and 3.6.0 (19.6) does not properly handle an unspecified exception during use of partially trusted assemblies to serialize input data, which allows attackers to execute arbitrary code inside the Centrify process via (1) a crafted application that makes a pipe connection to the process and sends malicious serialized data or (2) a crafted Microsoft Management Console snap-in control file.
Weakness: CWE-502
Which versions are affected by CVE-2019-18631?
It affects 2 products.
Products include Centrify Authentication Service, Centrify Privilege Elevation Service.
How do I fix CVE-2019-18631?
No fix has been published for CVE-2019-18631 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-2019-18631 being exploited?
There is no known exploitation of CVE-2019-18631 in the wild and no public exploit code.
Sources
Also known as GHSA-f46p-789m-h7j2.