CVE-2020-24003

Name: CVE-2020-24003
Creator: NVD / NIST
Published: 2021-01-11T16:15:14.977+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.3/10EPSS 1.16%

Last modified Jun 17, 2026

CVE-2020-24003 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. Microsoft Skype through 8.59.0.77 on macOS has the disable-library-validation entitlement, which allows a local process (with the user's privileges) to obtain unprompted microphone and camera access by loading a crafted library and thereby inheriting Skype Client's microphone and camera access.. EPSS estimates a 1.16% chance of exploitation in the next 30 days.

Description

Microsoft Skype through 8.59.0.77 on macOS has the disable-library-validation entitlement, which allows a local process (with the user's privileges) to obtain unprompted microphone and camera access by loading a crafted library and thereby inheriting Skype Client's microphone and camera access.

Metrics

CVSS 3.1

3.3/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

1.16%

63.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Skype	<= 8.59.0.77

References

https://www.hdwsec.fr/blog/20200608-skype/Exploit, Third Party Advisory
https://www.hdwsec.fr/blog/20200608-skype/Exploit, Third Party Advisory

Timeline

Published: Jan 11, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-24003?

How severe is CVE-2020-24003?

CVE-2020-24003 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 1.16% probability of exploitation in the next 30 days.

How do I fix CVE-2020-24003?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-24003?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST