https://seclists.org/oss-sec/2023/q4/46: Exim4 MTA CVEs assigned from ZDI

Published Oct 5, 2023
·
Updated

Affected Software

2 affected components
Exim Exim
libspf2 libspf2
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 CVE-2023-ZDI related to Exim4 MTA?

CVE-2023-ZDI refers to multiple vulnerabilities identified in the Exim mail transfer agent that could potentially allow attackers to compromise the system.

2

What is the severity of CVE-2023-ZDI?

The severity of CVE-2023-ZDI vulnerabilities can vary, but they are typically rated as critical due to their potential impact on email service security.

3

How do I fix CVE-2023-ZDI?

To fix CVE-2023-ZDI, update to the latest patched version of Exim as provided by the official developers.

4

What versions of Exim are affected by CVE-2023-ZDI?

CVE-2023-ZDI affects vulnerable versions of Exim prior to the issuance of patches released on October 5, 2023.

5

Can I still use my Exim installation if it has CVE-2023-ZDI vulnerabilities?

It is highly discouraged to use an Exim installation with CVE-2023-ZDI vulnerabilities due to the potential security risks involved.

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