CVE-2018-1171

Summary

This vulnerability allows local attackers to escalate privileges on vulnerable installations of Joyent SmartOS release-20170803-20170803T064301Z. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the DTrace DOF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated object. An attacker can leverage this vulnerability to execute code under the context of the host OS. Was ZDI-CAN-5106.

Impact & exploitability

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products we track (1)

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html ↗

Additional information

• NVD record
• http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.htmlPatch
• https://help.joyent.com/hc/en-us/articles/360000608188Advisory
• http://www.securityfocus.com/bid/104799Advisory
• http://www.securitytracker.com/id/1041303Advisory
• https://zerodayinitiative.com/advisories/ZDI-18-236Advisory