CVE-2011-1428: Input Validation

Published Mar 16, 2011
·
Updated

Wee Enhanced Environment for Chat (aka WeeChat) 0.3.4 and earlier does not properly verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof an SSL chat server via an arbitrary certificate, related to incorrect use of the GnuTLS API.

Affected Software

35 affected components
Flashtux Weechat<=0.3.4
Flashtux Weechat=0.0.1
Flashtux Weechat=0.0.2
Flashtux Weechat=0.0.3
Flashtux Weechat=0.0.4
Flashtux Weechat=0.0.5
Flashtux Weechat=0.0.6
Flashtux Weechat=0.0.7
Flashtux Weechat=0.0.8
Flashtux Weechat=0.0.9
Flashtux Weechat=0.1.0
Flashtux Weechat=0.1.1
Flashtux Weechat=0.1.2
Flashtux Weechat=0.1.3
Flashtux Weechat=0.1.4
Flashtux Weechat=0.1.5
Flashtux Weechat=0.1.6
Flashtux Weechat=0.1.7
Flashtux Weechat=0.1.8
Flashtux Weechat=0.1.9
Flashtux Weechat=0.2.0
Flashtux Weechat=0.2.1
Flashtux Weechat=0.2.2
Flashtux Weechat=0.2.3
Flashtux Weechat=0.2.4
Flashtux Weechat=0.2.5
Flashtux Weechat=0.2.6
Flashtux Weechat=0.2.6.1
Flashtux Weechat=0.2.6.2
Flashtux Weechat=0.2.6.3
Flashtux Weechat=0.3.0
Flashtux Weechat=0.3.1
Flashtux Weechat=0.3.1.1
Flashtux Weechat=0.3.2
Flashtux Weechat=0.3.3

Event History

Mar 16, 2011
CVE Published
via MITRE·10:00 PM
Data Sourced
via MITRE·10:00 PM
Description
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 description for CVE-2011-1428?

CVE-2011-1428 describes a flaw in WeeChat 0.3.4 and earlier where the software does not verify that the server hostname matches the domain name of the X.509 certificate, allowing man-in-the-middle attacks.

2

What is the severity of CVE-2011-1428?

CVE-2011-1428 has been classified as a moderate severity vulnerability due to the potential for man-in-the-middle attacks.

3

How do I fix CVE-2011-1428?

To fix CVE-2011-1428, it is recommended to upgrade to a version of WeeChat later than 0.3.4 where this issue has been addressed.

4

What versions of WeeChat are affected by CVE-2011-1428?

CVE-2011-1428 affects WeeChat versions 0.3.4 and earlier.

5

Can CVE-2011-1428 lead to data interception?

Yes, CVE-2011-1428 can enable attackers to intercept and spoof communications, leading to potential data breaches.

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