CVE-2020-23894

Description

A User Mode Write AV in ntdll!RtlpCoalesceFreeBlocks+0x268 of WildBit Viewer v6.6 allows attackers to cause a denial of service (DoS) via a crafted tiff file.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.17%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.wildbit-soft.fi/software.html product
https://github.com/Aurorainfinity/vulnerabilities/blob/master/WildBit_Viewer/tiff_file_format.md third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-23894?
CVE-2020-23894 has been scored as a medium severity vulnerability.
How to fix CVE-2020-23894?
To fix CVE-2020-23894, 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-2020-23894 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-23894 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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