Vulnerability CVE-2015-1330
Published: 2015-07-01

Description:
unattended-upgrades before 0.86.1 does not properly authenticate packages when the (1) force-confold or (2) force-confnew dpkg options are enabled in the DPkg::Options::* apt configuration, which allows remote man-in-the-middle attackers to upload and execute arbitrary packages via unspecified vectors.

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Debian -> Unattended-upgrades 
Canonical -> Ubuntu linux 

 References:
http://metadata.ftp-master.debian.org/changelogs//main/u/unattended-upgrades/unattended-upgrades_0.86.1_changelog
http://www.debian.org/security/2015/dsa-3297
http://www.securitytracker.com/id/1032738
http://www.ubuntu.com/usn/USN-2657-1
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