What is CVE-2020-23884?

CVE-2020-23884 is a medium-severity vulnerability in Nomacs, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.5/10. Published 2021-11-10.

How severe is CVE-2020-23884?

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

Buffer overflow in Nomacs

CVE-2020-23884

A buffer overflow in Nomacs v3.15.0 allows attackers to cause a denial of service (DoS) via a crafted MNG file.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (57.6th 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

Nomacs — versions 3.15.0
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (x_refsource_MISC, Broken Link)

Frequently asked questions

What is CVE-2020-23884?: CVE-2020-23884 is a medium-severity vulnerability in Nomacs, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.5/10. Published 2021-11-10.
How severe is CVE-2020-23884?: Medium severity. CVSS v3 base score is 5.5 out of 10.