Strix
26.1K

CVE-2019-18631

HIGHCVSS 7.8/10EPSS 1.18%

Last modified

CVE-2019-18631 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 1.18% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability
1.18%

63.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CentrifyAuthentication Service3.4.0
CentrifyAuthentication Service3.4.1
CentrifyAuthentication Service3.4.2
CentrifyAuthentication Service3.4.3
CentrifyAuthentication Service3.5.0
CentrifyAuthentication Service3.5.1
CentrifyAuthentication Service3.5.2
CentrifyAuthentication Service3.6.0
CentrifyPrivilege Elevation Service3.4.0
CentrifyPrivilege Elevation Service3.4.1
CentrifyPrivilege Elevation Service3.4.2
CentrifyPrivilege Elevation Service3.4.3
CentrifyPrivilege Elevation Service3.5.0
CentrifyPrivilege Elevation Service3.5.1
CentrifyPrivilege Elevation Service3.5.2
CentrifyPrivilege Elevation Service3.6.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-18631?
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.
How severe is CVE-2019-18631?
CVE-2019-18631 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.18% probability of exploitation in the next 30 days.
How do I fix CVE-2019-18631?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-18631?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST