Vulnerability identifier: #VU50570

Vulnerability risk: High

CVSSv3.1: 9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-13572

CWE-ID: CWE-123

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ImageGear
Web applications / Modules and components for CMS

Vendor: Accusoft Corporation

Description

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

The vulnerability exists due to a write-what-where condition in the way the GIF parser decodes LZW compressed streams. A remote attacker can use a specially crafted file, trigger a heap overflow and execute arbitrary code on the target system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

ImageGear: 19.3.0 - 19.8

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External links
http://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1183

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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