Published: 01/07/2015 Updated: 22/09/2017

CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6

VMScore: 605

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

unattended-upgrades prior to 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 malicious users to upload and execute arbitrary packages via unspecified vectors.

Vulnerable Product	Search on Vulmon	Subscribe to Product
canonical ubuntu linux 14.10
canonical ubuntu linux 15.04
canonical ubuntu linux 14.04
canonical ubuntu linux 12.04
debian unattended-upgrades

An attacker could trick unattended-upgrades into installing altered packages ...

It was discovered that unattended-upgrades, a script for automatic installation of security upgrades, did not properly authenticate downloaded packages when the force-confold or force-confnew dpkg options were enabled via the DPkg::Options::* apt configuration For the oldstable distribution (wheezy), this problem has been fixed in version 0795+w ...

CWE-287 http://www.ubuntu.com/usn/USN-2657-1 http://www.debian.org/security/2015/dsa-3297 http://metadata.ftp-master.debian.org/changelogs//main/u/unattended-upgrades/unattended-upgrades_0.86.1_changelog http://www.securitytracker.com/id/1032738 https://usn.ubuntu.com/2657-1/https://nvd.nist.gov

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CVE-2015-1330

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