CVE-2023-1393

Vulnerability updated 5 months ago (2024-05-04T19:31:29.169Z)
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CVE-2023-1393 is a vulnerability that affects xorg-x11-server, which is a widely-used X.Org Server used in many Linux distributions. The vulnerability is related to the Overlay Window feature of the server and can be exploited by an attacker to escalate privileges locally on the affected system. This means that an attacker who already has access to a user account on the system can use this vulnerability to gain elevated privileges. The vulnerability was first reported on an open-source security forum on June 22, 2023. The issue was then assigned CVE ID CVE-2023-1393 and was classified as a critical vulnerability with a CVSS score of 9.8 out of 10. Shortly after the report, the vendor released a security update for both xorg-x11-server and tigervnc, which includes a fix for the vulnerability. It is recommended that users and administrators apply the update as soon as possible to protect their systems from potential exploitation. In summary, CVE-2023-1393 is a critical privilege escalation vulnerability affecting xorg-x11-server, which can allow attackers to elevate their privileges locally on the affected system. The vulnerability was reported on June 22, 2023, and a security update has been released to address the issue. Users and administrators are advised to apply the update as soon as possible to avoid potential exploitation.
Description last updated: 2023-06-23T20:40:26.120Z
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