Vulnerability identifier: #VU32716

Vulnerability risk: Low

CVSSv3.1: 7.3 [CVSS:3.1/CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2013-1775

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Sudo
Client/Desktop applications / Software for system administration

Vendor: Sudo

Description

The vulnerability allows a local non-authenticated attacker to execute arbitrary code.

sudo 1.6.0 through 1.7.10p6 and sudo 1.8.0 through 1.8.6p6 allows local users or physically proximate attackers to bypass intended time restrictions and retain privileges without re-authenticating by setting the system clock and sudo user timestamp to the epoch.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Sudo: 1.7.10p6 - 1.8.6p6

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External links
http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
http://lists.opensuse.org/opensuse-updates/2013-03/msg00066.html
http://osvdb.org/90677
http://rhn.redhat.com/errata/RHSA-2013-1353.html
http://rhn.redhat.com/errata/RHSA-2013-1701.html
http://support.apple.com/kb/HT5880
http://www.debian.org/security/2013/dsa-2642
http://www.openwall.com/lists/oss-security/2013/02/27/22
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.securityfocus.com/bid/58203
http://www.slackware.com/security/viewer.php?l=slackware-security&y=2013&m=slackware-security.517440
http://www.sudo.ws/repos/sudo/rev/ddf399e3e306
http://www.sudo.ws/repos/sudo/rev/ebd6cc75020f
http://www.sudo.ws/sudo/alerts/epoch_ticket.html
http://www.ubuntu.com/usn/USN-1754-1
http://support.apple.com/kb/HT205031

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.