CVSS 3.1 Score 7.8 of 10 (high)


Published Feb 28, 2024
CWE ID 122


CVE-2024-21886 is a heap buffer overflow vulnerability in the DisableDevice function in the X.Org server. This vulnerability affects SSH X11 forwarding environments and may result in an application crash or remote code execution. The risk score for this vulnerability is 29, indicating a high severity. The exploitability score is 1.8, suggesting that it is relatively easy to exploit. The base severity is rated as high with a score of 7.8. The privileges required for exploitation are low and there is no user interaction required. The attack vector is local, and the impact includes high integrity and confidentiality impacts as well as high availability impact. Remediation measures should be taken promptly to address this vulnerability and prevent potential attacks on affected systems or networks.

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