CVE-2021-32198

Description

EmTec ZOC through 8.02.4 allows remote servers to cause a denial of service (Windows GUI hang) by telling the ZOC window to change its title repeatedly at high speed, which results in many SetWindowTextA or SetWindowTextW calls. In other words, it does not implement a usleep or similar delay upon processing a title change.

9.8

CVSS

Severity: Critical

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.57%

Vendor Advisory emtec.com

Affected: n/a n/a

References

Link	Tags
http://www.emtec.com/downloads/zoc/zoc_changes.txt	release notes vendor advisory
https://pastebin.com/0xhrDvW0	third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-32198?: CVE-2021-32198 has been scored as a critical severity vulnerability.
How to fix CVE-2021-32198?: To fix CVE-2021-32198, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-32198 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-32198 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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