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Last updated: 5/29/2016 10:40:08 PM

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Vulnerability Summary for CVE-2014-3577

Original release date: 08/21/2014
Last revised: 10/28/2015


org.apache.http.conn.ssl.AbstractVerifier in Apache HttpComponents HttpClient before 4.3.5 and HttpAsyncClient before 4.0.2 does not properly 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 a "CN=" string in a field in the distinguished name (DN) of a certificate, as demonstrated by the "foo,CN=www.apache.org" string in the O field.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.8 MEDIUM
Impact Subscore: 4.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification

References to Advisories, Solutions, and Tools

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External Source: REDHAT
Name: RHSA-2014:1892
External Source: REDHAT
Name: RHSA-2015:0158
External Source: CONFIRM
Name: https://access.redhat.com/solutions/1165533
External Source: REDHAT
Name: RHSA-2015:0675
External Source: REDHAT
Name: RHSA-2015:0125
External Source: REDHAT
Name: RHSA-2014:1166
External Source: UBUNTU
Name: USN-2769-1
External Source: REDHAT
Name: RHSA-2015:0720
External Source: REDHAT
Name: RHSA-2015:0851
External Source: REDHAT
Name: RHSA-2015:0850
External Source: FULLDISC
Name: 20140818 CVE-2014-3577: Apache HttpComponents client: Hostname verification susceptible to MITM attack
External Source: REDHAT
Name: RHSA-2014:1833
External Source: REDHAT
Name: RHSA-2014:1836
External Source: REDHAT
Name: RHSA-2014:1834
External Source: REDHAT
Name: RHSA-2015:0765
External Source: REDHAT
Name: RHSA-2015:1177
External Source: MISC
Name: http://packetstormsecurity.com/files/127913/Apache-HttpComponents-Man-In-The-Middle.html
External Source: REDHAT
Name: RHSA-2015:1176
External Source: REDHAT
Name: RHSA-2014:1835
External Source: REDHAT
Name: RHSA-2014:1146
External Source: REDHAT
Name: RHSA-2014:1891

Technical Details

Vulnerability Type (View All)

    Change History 8 change records found - show changes