CVE-2015-3908

Name: CVE-2015-3908
Creator: NVD / NIST
Published: 2015-08-12T14:59:21.697+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.93%

Last modified Jun 17, 2026

CVE-2015-3908 is a vulnerability of currently unknown severity. Ansible before 1.9.2 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.. EPSS estimates a 0.93% chance of exploitation in the next 30 days.

Description

Ansible before 1.9.2 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.

Metrics

EPSS Probability

0.93%

56.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-345

Affected Software

Vendor	Product	Versions
Redhat	Ansible	<= 1.9.1

References

http://lists.opensuse.org/opensuse-updates/2015-07/msg00051.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2015-08/msg00029.htmlThird Party Advisory
http://www.ansible.com/securityVendor Advisory
http://www.openwall.com/lists/oss-security/2015/07/14/4Mailing List
https://lists.debian.org/debian-lts-announce/2019/09/msg00016.html
http://lists.opensuse.org/opensuse-updates/2015-07/msg00051.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2015-08/msg00029.htmlThird Party Advisory
http://www.ansible.com/securityVendor Advisory
http://www.openwall.com/lists/oss-security/2015/07/14/4Mailing List
https://lists.debian.org/debian-lts-announce/2019/09/msg00016.html

Timeline

Published: Aug 12, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-3908?

How severe is CVE-2015-3908?

Severity scoring for CVE-2015-3908 is pending analysis. The EPSS model estimates a 0.93% probability of exploitation in the next 30 days.

How do I fix CVE-2015-3908?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-3908?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST