Input validation error in Oracle Solaris - CVE-2018-3263

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Vulnerability in the Solaris component of Oracle Sun Systems Products Suite (subcomponent: Sudo). The supported version that is affected is 11.3. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Solaris. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Solaris accessible data as well as unauthorized read access to a subset of Solaris accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Solaris. CVSS 3.0 Base Score 5.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L).

How to mitigate CVE-2018-3263

Sources

• http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
• http://www.securityfocus.com/bid/105604
• http://www.securitytracker.com/id/1041895