#VU46530 Buffer overflow in CodeMeter Runtime - CVE-2020-14509

Vulnerability identifier: #VU46530

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-14509

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

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

Vendor: Wibu Systems

Description

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

The vulnerability exists due to a boundary error when the packet parser mechanism does not verify length fields. A remote attacker can send specially crafted packets, trigger memory corruption 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

CodeMeter Runtime: before 7.10a

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External links
https://ics-cert.us-cert.gov/advisories/icsa-20-203-01
https://www.wibu.com/fileadmin/wibu_downloads/security_advisories/Advisory_WIBU-200521-03.pdf

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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.