CVE-2023-0977: Medium severity trellix agent vulnerability

Published Apr 3, 2023
·
Updated

A heap-based overflow vulnerability in Trellix Agent (Windows and Linux) version 5.7.8 and earlier, allows a remote user to alter the page heap in the macmnsvc process memory block resulting in the service becoming unavailable.

Affected Software

3 affected components
Trellix Agent<=5.7.8
Linux Linux kernel
Microsoft Windows

Event History

Apr 3, 2023
CVE Published
via MITRE·03:39 PM
Data Sourced
via MITRE·03:39 PM
DescriptionSeverityWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the vulnerability ID of this vulnerability?

The vulnerability is identified by CVE-2023-0977.

2

What is the severity level of CVE-2023-0977?

CVE-2023-0977 has a severity level of 6.5 (medium).

3

Which software versions are affected by CVE-2023-0977?

Versions 5.7.8 and earlier of Trellix Agent for Windows and Linux are affected by CVE-2023-0977.

4

How does CVE-2023-0977 impact the affected software?

CVE-2023-0977 allows a remote user to alter the page heap in the macmnsvc process memory block, resulting in the service becoming unavailable.

5

Is Linux Linux kernel or Microsoft Windows affected by CVE-2023-0977?

No, Linux Linux kernel and Microsoft Windows are not affected by CVE-2023-0977.

6

Where can I find more information about CVE-2023-0977?

More information about CVE-2023-0977 can be found at https://kcm.trellix.com/corporate/index?page=content&id=SB10396.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203