UBUNTU-CVE-2015-3644

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2015-3644
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-3644.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2015-3644
Upstream
Withdrawn
2025-07-18T16:43:13Z
Published
2015-05-14T00:59:00Z
Modified
2025-07-16T07:32:56.527991Z
Severity
  • Ubuntu - medium
Summary
[none]
Details

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.

References

Affected packages

Ubuntu:16.04:LTS / stunnel4

Package

Name
stunnel4
Purl
pkg:deb/ubuntu/stunnel4@3:5.18-1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3:5.18-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3:5.18-1",
            "binary_name": "stunnel4"
        },
        {
            "binary_version": "3:5.18-1",
            "binary_name": "stunnel4-dbgsym"
        }
    ],
    "availability": "No subscription required"
}