CVSS: 7.5EPSS: 0%CPEs: 2EXPL: 0CVE-2021-38567
https://notcve.org/view.php?id=CVE-2021-38567
An issue was discovered in Foxit PDF Editor before 11.0.1 and PDF Reader before 11.0.1 on macOS. It mishandles missing dictionary entries, leading to a NULL pointer dereference, aka CNVD-C-2021-95204. Se ha detectado un problema en Foxit PDF Editor versiones anteriores a 11.0.1 y en PDF Reader versiones anteriores a 11.0.1 en macOS. No maneja apropiadamente las entradas de diccionario que faltan, conllevando a una desreferencia de puntero NULL, también se conoce como CNVD-C-2021-95204 • https://www.foxitsoftware.com/support/security-bulletins.php • CWE-476: NULL Pointer Dereference •
CVSS: 8.8EPSS: 0%CPEs: 1EXPL: 1CVE-2021-21893
https://notcve.org/view.php?id=CVE-2021-21893
A use-after-free vulnerability exists in the JavaScript engine of Foxit Software’s PDF Reader, version 11.0.0.49893. A specially crafted PDF document can trigger the reuse of previously freed memory, which can lead to arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. Exploitation is also possible if a user visits a specially crafted, malicious site if the browser plugin extension is enabled. Se presenta una vulnerabilidad de uso de memoria previamente liberada en el motor JavaScript de Foxit Software's PDF Reader, versión 11.0.0.49893. • https://talosintelligence.com/vulnerability_reports/TALOS-2021-1336 • CWE-416: Use After Free •
CVSS: 7.8EPSS: 1%CPEs: 4EXPL: 0CVE-2021-34843 – Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2021-34843
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader 11.0.0.49893. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. • https://www.foxit.com/support/security-bulletins.html https://www.zerodayinitiative.com/advisories/ZDI-21-925 • CWE-416: Use After Free •
CVSS: 7.8EPSS: 1%CPEs: 4EXPL: 0CVE-2021-34834 – Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2021-34834
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader 11.0.0.49893. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. • https://www.foxit.com/support/security-bulletins.html https://www.zerodayinitiative.com/advisories/ZDI-21-916 • CWE-416: Use After Free •
CVSS: 7.8EPSS: 1%CPEs: 4EXPL: 0CVE-2021-34838 – Foxit PDF Reader Annotation Use-After-Free Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2021-34838
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader 11.0.0.49893. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Annotation objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. • https://www.foxit.com/support/security-bulletins.html https://www.zerodayinitiative.com/advisories/ZDI-21-920 • CWE-416: Use After Free •