Denial of service in Wibu-Systems CodeMeter

1) Input validation error

EUVDB-ID: #VU46534

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-14513

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send a specifically crafted license file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

CodeMeter Runtime: before 6.81

CPE2.3

• cpe:2.3:a:wibu_systems:codemeter_runtime:*:*:*:*:*:*:*:*

External links

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

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.