CVE-2021-20043

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

A Heap-based buffer overflow vulnerability in SonicWall SMA100 getBookmarks method allows a remote authenticated attacker to potentially execute code as the nobody user in the appliance. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122 CWE-787

Affected software

No affected versions have been published.

Timeline

Published: Dec 8, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

CVE-2021-200448.8A post-authentication remote command injection vulnerability in SonicWall SMA100 allows a remote authenticated attacker to execute OS system CVE-2021-200459.8A buffer overflow vulnerability in SMA100 sonicfiles RAC_COPY_TO (RacNumber 36) method allows a remote unauthenticated attacker to potential CVE-2021-200468.8A Stack-based buffer overflow in the SonicOS HTTP Content-Length response header allows a remote authenticated attacker to cause Denial of S CVE-2021-200477.8SonicWall Global VPN client version 4.10.6 (32-bit and 64-bit) and earlier have a DLL Search Order Hijacking vulnerability. Successful explo CVE-2021-200488.8A Stack-based buffer overflow in the SonicOS SessionID HTTP response header allows a remote authenticated attacker to cause Denial of Servic CVE-2021-200497.5A vulnerability in SonicWall SMA100 password change API allows a remote unauthenticated attacker to perform SMA100 username enumeration base CVE-2021-20054.7Vulnerability in the Oracle Business Intelligence Enterprise Edition product of Oracle Fusion Middleware (component: BI Platform Security). CVE-2021-200507.5An Improper Access Control Vulnerability in the SMA100 series leads to multiple restricted management APIs being accessible without a user l CVE-2021-200517.8SonicWall Global VPN Client 4.10.7.1117 installer (32-bit and 64-bit) and earlier versions have a DLL Search Order Hijacking vulnerability i CVE-2021-20065.3Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 8.0.19 and prior. Dif CVE-2021-200665.6JSDom improperly allows the loading of local resources, which allows for local files to be manipulated by a malicious web page when script e CVE-2021-200675.3Racom's MIDGE Firmware 4.4.40.105 contains an issue that allows attackers to view sensitive syslog events without authentication.