CVE-2015-3644: Medium severity stunnel vulnerability
Published May 14, 2015
·Updated
Stunnel 5.00 through 5.13, when using the redirect option, does not redirect client connections to the expected server after the initial connection, which allows remote attackers to bypass authentication.
Affected Software
14 affected components
Stunnel Stunnel=5.00
Stunnel Stunnel=5.01
Stunnel Stunnel=5.02
Stunnel Stunnel=5.03
Stunnel Stunnel=5.04
Stunnel Stunnel=5.05
Stunnel Stunnel=5.06
Stunnel Stunnel=5.07
Stunnel Stunnel=5.08
Stunnel Stunnel=5.09
Stunnel Stunnel=5.10
Stunnel Stunnel=5.11
Stunnel Stunnel=5.12
Stunnel Stunnel=5.13
Remediation
Patch Available
Event History
May 14, 2015
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Frequently Asked Questions
1
What is the severity of CVE-2015-3644?
CVE-2015-3644 has a medium severity level due to the potential for unauthorized access.
2
How do I fix CVE-2015-3644?
To fix CVE-2015-3644, upgrade Stunnel to version 5.14 or later.
3
What versions of Stunnel are affected by CVE-2015-3644?
CVE-2015-3644 affects Stunnel versions 5.00 through 5.13.
4
What is the impact of CVE-2015-3644 on security?
CVE-2015-3644 allows remote attackers to bypass authentication, potentially compromising security.
5
Is there a workaround for CVE-2015-3644 if I cannot update?
There are no recommended workarounds for CVE-2015-3644, updating is the best action to take.