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Last updated: 12/28/2014 8:03:02 PM

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Vulnerability Summary for CVE-2010-4340

Original release date: 09/12/2011
Last revised: 09/13/2011


libcloud before 0.4.1 does not verify SSL certificates for HTTPS connections, which allows remote attackers to spoof certificates and bypass intended access restrictions via a man-in-the-middle (MITM) attack.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:N/I:P/A:N) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized modification

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External Source: MLIST
Name: [libcloud] 20100929 [jira] Closed: (LIBCLOUD-55) this python project is vulnerable to MITM as it fails to verify the ssl validity of the remote destination.
External Source: MISC
Name: http://wiki.apache.org/incubator/LibcloudSSL
External Source: CONFIRM
Name: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=598463
External Source: MLIST
Name: [libcloud] 20101108 SSL certs checking
External Source: CONFIRM
Name: https://issues.apache.org/jira/browse/LIBCLOUD-55

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:apache:libcloud:0.4.0 and previous versions
* cpe:/a:apache:libcloud:0.3.1
* cpe:/a:apache:libcloud:0.3.0
* cpe:/a:apache:libcloud:0.2.0

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)