Home/CVE/Stunnel 5.00 through 5.13, when using the redirect option, does not redirect client connections to the expected server a
CVE

CVE-2015-3644

Stunnel 5.00 through 5.13, when using the redirect option, does not redirect client connections to the expected server a

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.

MEDIUM · CVSS 5.8 EPSS 0.00248
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-284Improper Access Control
▤

Affected Products & Versions

1
stunnelall versions
▣

Scoring & Timeline

5.8
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:P/I:P/A:N
Published to NVD14 May 2015 · 12:59 AM
⚑

Vendor Advisories

2
suse-csafopenSUSE-SU-2024:12196-1
suse-csafSUSE-SU-2015:1062-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.debian.org/security/2015/dsa-3299
http://www.securityfocus.com/bid/74659
http://www.securitytracker.com/id/1032324
https://www.stunnel.org/CVE-2015-3644.htmlPatchVendor Advisory
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