Strix
26.1K

CVE-2019-18211

HIGHCVSS 8.8/10EPSS 2.88%

Last modified

CVE-2019-18211 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. An issue was discovered in Orckestra C1 CMS through 6.6. The EntityTokenSerializer class in Composite.dll is prone to unvalidated deserialization of wrapped BinaryFormatter payloads, leading to arbitrary remote code execution for any low-privilege user.. EPSS estimates a 2.88% chance of exploitation in the next 30 days.

Description

An issue was discovered in Orckestra C1 CMS through 6.6. The EntityTokenSerializer class in Composite.dll is prone to unvalidated deserialization of wrapped BinaryFormatter payloads, leading to arbitrary remote code execution for any low-privilege user.

Metrics

CVSS 3.1
8.8/10

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

EPSS Probability
2.88%

85.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
OrckestraC1 Cms<= 6.6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-18211?
An issue was discovered in Orckestra C1 CMS through 6.6. The EntityTokenSerializer class in Composite.dll is prone to unvalidated deserialization of wrapped BinaryFormatter payloads, leading to arbitrary remote code execution for any low-privilege user.
How severe is CVE-2019-18211?
CVE-2019-18211 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.88% probability of exploitation in the next 30 days.
How do I fix CVE-2019-18211?
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-2019-18211?

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

Scan your code now

Source: NVD / NIST