CVE-2021-21795

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

A heap-based buffer overflow vulnerability exists in the PSD read_icc_icCurve_data functionality of Accusoft ImageGear 19.9. A specially crafted malformed file can lead to an integer overflow that, in turn, leads to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jun 11, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-217967.8An exploitable use-after-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can causeCVE-2021-217977.8An exploitable double-free vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted document can cause a CVE-2021-217987.8An exploitable return of stack variable address vulnerability exists in the JavaScript implementation of Nitro Pro PDF. A specially crafted CVE-2021-217996.1Cross-site scripting vulnerabilities exist in the telnet_form.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020). If a useCVE-2021-21804.9Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 5.7.33 and prior andCVE-2021-218006.1Cross-site scripting vulnerabilities exist in the ssh_form.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020). If a user vCVE-2021-218016.1This vulnerability is present in device_graph_page.php script, which is a part of the Advantech R-SeeNet web applications. A specially craftCVE-2021-218026.1This vulnerability is present in device_graph_page.php script, which is a part of the Advantech R-SeeNet web applications. A specially craftCVE-2021-218036.1This vulnerability is present in device_graph_page.php script, which is a part of the Advantech R-SeeNet web applications. A specially craftCVE-2021-218049.8A local file inclusion (LFI) vulnerability exists in the options.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020). A speCVE-2021-218059.8An OS Command Injection vulnerability exists in the ping.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020). A specially cCVE-2021-218068.8An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.3 x64. A specially crafted HTML web page can cause a us
CVE-2021-21795: Critical severity, CVSS 9.8 | Vulnix