PT-2015-6252 · Stunnel+2 · Stunnel+2

Johan Olofsson + 1 · Published 2015-05-14 · Updated 2024-06-15 · CVE-2015-3644

Positive Technologies (AI Summary)

CVSS v2.0

5.8

Medium

Base vector

AV:N/AC:M/Au:N/C:P/I:P/A:N

Name of the Vulnerable Software and Affected Versions Stunnel versions 5.00 through 5.13

Description The issue allows remote attackers to bypass authentication due to a failure in redirecting client connections to the expected server after the initial connection when the redirect option is used.

Recommendations For versions 5.00 through 5.13, update to a version that contains a fix for this issue to prevent authentication bypass.

Fix

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

ALT-PU-2018-2391

CVE-2015-3644

DSA-3299-1

MGASA-2015-0289

OPENSUSE-SU-2024:12196-1

SUSE-SU-2015:1062-1

SUSE-SU-2015_1062-1

Affected Products

Alt Linux

Stunnel

Suse

References · 30

• https://cve.org/CVERecord?id=CVE-2015-3644 · Security Note
• https://osv.dev/vulnerability/CVE-2015-3644 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2015-3644 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-3299-1 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:12196-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2015-3644 · Vendor Advisory
• https://security-tracker.debian.org/tracker/DSA-3299-1 · Vendor Advisory
• https://debian.org/security/2015/dsa-3299 · Vendor Advisory
• https://security-tracker.debian.org/tracker/source-package/stunnel4 · Vendor Advisory
• https://stunnel.org/CVE-2015-3644.html · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2015-0289 · Vendor Advisory
• https://errata.altlinux.org/ALT-PU-2018-2391 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-3644 · Security Note
• http://debian.org/security/2015/dsa-3299 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2015-3644 · Vendor Advisory