CVE-2020-8961

Description

An issue was discovered in Avira Free-Antivirus before 15.0.2004.1825. The Self-Protection feature does not prohibit a write operation from an external process. Thus, code injection can be used to turn off this feature. After that, one can construct an event that will modify a file at a specific location, and pass this event to the driver, thereby defeating the anti-virus functionality.

9.8

CVSS

Severity: Critical

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.50%

Vendor Advisory avira.com

Affected: n/a n/a

References

Link	Tags
https://support.avira.com/hc/en-us/articles/360000109798-Avira-Antivirus-for-Windows	release notes vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-8961?: CVE-2020-8961 has been scored as a critical severity vulnerability.
How to fix CVE-2020-8961?: To fix CVE-2020-8961, 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-2020-8961 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2020-8961 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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