#VU55549 Heap-based buffer overflow


Published: 2021-08-03

Vulnerability identifier: #VU55549

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-26096

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FortiSandbox
Server applications / DLP, anti-spam, sniffers

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error. A remote user can send specially crafted request to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FortiSandbox: 3.1.0 - 3.2.2


CPE

External links
http://www.fortiguard.com/psirt/FG-IR-20-188


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability