#VU36535 Input validation error in Oracle Solaris - CVE-2018-3272

Vulnerability identifier: #VU36535

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-3272

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Oracle Solaris
Operating systems & Components / Operating system

Vendor: Oracle

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

Vulnerability in the Solaris component of Oracle Sun Systems Products Suite (subcomponent: Kernel Zones Virtualized NIC Driver). The supported version that is affected is 11.3. Easily exploitable vulnerability allows unauthenticated attacker with logon to the infrastructure where Solaris executes to compromise Solaris. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Solaris. CVSS 3.0 Base Score 6.2 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Mitigation
Install update from vendor's website.

Vulnerable software versions

Oracle Solaris: 11.3

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External links
https://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
https://www.securityfocus.com/bid/105605
https://www.securitytracker.com/id/1041895

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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