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FreeBSD : libcloud -- possible SSL MITM due to invalid regexp used to validate target server hostname (a14dee30-e3d7-11e1-a084-50e5492bd3dc)

medium Nessus Plugin ID 61503

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Synopsis

The remote FreeBSD host is missing a security-related update.

Description

The libcloud development team reports :

When establishing a secure (SSL / TLS) connection to a target server an invalid regular expression has been used for performing the hostname verification. Subset instead of the full target server hostname has been marked an an acceptable match for the given hostname. For example, certificate with a hostname field of 'aexample.com' was considered a valid certificate for domain 'example.com'.

Solution

Update the affected package.

See Also

https://seclists.org/fulldisclosure/2012/Aug/55

http://www.nessus.org/u?531d3ec5

Plugin Details

Severity: Medium

ID: 61503

File Name: freebsd_pkg_a14dee30e3d711e1a08450e5492bd3dc.nasl

Version: 1.9

Type: local

Published: 8/13/2012

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:py-libcloud, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 8/11/2012

Vulnerability Publication Date: 8/1/2012

Reference Information

CVE: CVE-2012-3446