Executive brief
A vulnerability in the Utility component of Oracle Solaris 11.4 could allow a user with low-level access to the system to take full control of the operating system. While the flaw is difficult to exploit, a successful attack would compromise the entire server, potentially leading to data theft or service disruption. This affects organizations using Solaris for enterprise infrastructure and legacy application hosting.
Technical details
A vulnerability exists in the Utility component of Oracle Solaris version 11.4. The flaw allows a low-privileged attacker with local logon access to the infrastructure to escalate privileges and achieve a full system takeover. The attack is characterized by high complexity (AC:H), suggesting specific timing or environmental conditions are required for successful exploitation. The vulnerability impacts confidentiality, integrity, and availability (C:H/I:H/A:H). Users are advised to refer to the Oracle July 2026 Critical Patch Update for remediation details.
Affected products
- Oracle Solaris 11.4
Timeline
- 2026-07-21: disclosed: Initial disclosure by Oracle
- 2026-07-21: advisory: NVD publication date