CVE-2015-3908: redhat ansible
Vulnerability summary
CVE-2015-3908 is a medium (CVSS 4.3) vulnerability in redhat ansible. EPSS estimates a 0.94% chance of exploitation in the next 30 days, higher than 61% of scored vulnerabilities.
Severe, CVSS 8.7 (OSV · Pypi); no exploitation reported by the 5 checked sources; EPSS 1% (FIRST, 03-11-2026)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 8 · Related 7Timeline
- 12-08-2015PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 2 sources · 3 versionsEPSS trend
Probability
0.94%
Chance of exploitation in the next 30 days
Percentile
61%
Versus all other CVEs
30-day change
Decrease -0.01 pp
From 0.95% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Mageia2 products
- ansible< 1.9.2-1.mga4
- ansible< 1.9.2-1.mga5
Debian1 product
- ansible< 1.9.2+dfsg-1
PyPI1 product
- ansible< 1.9.2
Redhat1 product
- ansible≤ 1.9.1
Ubuntu1 product
- ansible< 1.5.4+dfsg-1ubuntu0.1~esm3
5 vendors · 6 products
References
15 links- lists.opensuse.org/opensuse-updates/2015-07/msg00051.htmlVendor AdvisoryX Refsource SUSEThird Party AdvisoryWEB
- lists.opensuse.org/opensuse-updates/2015-08/msg00029.htmlVendor AdvisoryX Refsource SUSEThird Party AdvisoryWEB
- github.com/ansible/ansiblePACKAGE