CVE-2020-9776

Name: CVE-2020-9776
Creator: NVD / NIST
Published: 2020-04-01T18:15:17.85+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.3/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2020-9776 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. This issue was addressed with a new entitlement. This issue is fixed in macOS Catalina 10.15.4. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

This issue was addressed with a new entitlement. This issue is fixed in macOS Catalina 10.15.4. A malicious application may be able to access a user's call history.

Metrics

CVSS 3.1

3.3/10

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

EPSS Probability

0.60%

44.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Apple	Mac Os X	< 10.15.4

References

https://support.apple.com/HT211100Vendor Advisory
https://support.apple.com/HT211100Vendor Advisory

Timeline

Published: Apr 1, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-9776?

This issue was addressed with a new entitlement. This issue is fixed in macOS Catalina 10.15.4. A malicious application may be able to access a user's call history.

How severe is CVE-2020-9776?

CVE-2020-9776 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2020-9776?

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-2020-9776?

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

Scan your code now

Source: NVD / NIST