What is CVE-2020-23889?

CVE-2020-23889 is a medium-severity vulnerability in Wildbit-Soft Wildbit Viewer, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2021-11-10.

How severe is CVE-2020-23889?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Buffer overflow in Wildbit-Soft Wildbit Viewer

CVE-2020-23889

A User Mode Write AV starting at Editor!TMethodImplementationIntercept+0x4189c6 of WildBit Viewer v6.6 allows attackers to cause a denial of service (DoS) via a crafted ico file.

Vulnerability class: Buffer Overflow

EPSS: 0.006 (47.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Wildbit-soft Wildbit_viewer — versions 6.6
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Product, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-23889?: CVE-2020-23889 is a medium-severity vulnerability in Wildbit-Soft Wildbit Viewer, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2021-11-10.
How severe is CVE-2020-23889?: Medium severity. CVSS v3 base score is 5.5 out of 10.