CVE-2020-14345

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

A flaw was found in X.Org Server before xorg-x11-server 1.20.9. An Out-Of-Bounds access in XkbSetNames function may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-119

Affected software

No affected versions have been published.

Timeline

Published: Sep 15, 2020
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2020

CVE-2020-143467.8A flaw was found in xorg-x11-server before 1.20.9. An integer underflow in the X input extension protocol decoding in the X server may lead CVE-2020-143475.5A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases wh CVE-2020-143484.3It was found in AMQ Online before 1.5.2 that injecting an invalid field to a user's AddressSpace configuration of the user namespace puts AM CVE-2020-143497.1It was found that PostgreSQL versions before 12.4, before 11.9 and before 10.14 did not properly sanitize the search_path during logical rep CVE-2020-14358.8A remote code execution vulnerability exists in the way that the Windows Graphics Device Interface (GDI) handles objects in the memory, aka CVE-2020-143507.3It was found that some PostgreSQL extensions did not use search_path safely in their installation script. An attacker with sufficient privil CVE-2020-143517.8A flaw was found in the Linux kernel. A use-after-free memory flaw was found in the perf subsystem allowing a local attacker with permission CVE-2020-143528.0A flaw was found in librepo in versions before 1.12.1. A directory traversal vulnerability was found where it failed to sanitize paths in re CVE-2020-143543.3A possible use-after-free and double-free in c-ares lib version 1.16.0 if ares_destroy() is called prior to ares_getaddrinfo() completing. T CVE-2020-143556.6Multiple buffer overflow vulnerabilities were found in the QUIC image decoding process of the SPICE remote display system, before spice-0.14 CVE-2020-143567.8A flaw null pointer dereference in the Linux kernel cgroupv2 subsystem in versions before 5.7.10 was found in the way when reboot the system CVE-2020-143597.3A vulnerability was found in all versions of Keycloak Gatekeeper, where on using lower case HTTP headers (via cURL) an attacker can bypass o