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CVE-2021-30696

MEDIUMCVSS 5.9/10EPSS 1.11%

Last modified

CVE-2021-30696 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. An attacker in a privileged network position may be able to misrepresent application state. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. EPSS estimates a 1.11% chance of exploitation in the next 30 days.

Description

An attacker in a privileged network position may be able to misrepresent application state. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. A logic issue was addressed with improved state management.

Metrics

CVSS 3.1
5.9/10

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

EPSS Probability
1.11%

61.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
AppleMac Os X>= 10.14, <= 10.14.5
AppleMac Os X>= 10.15, <= 10.15.6
AppleMac Os X10.14.6
AppleMac Os X10.15.7
AppleMacos>= 11.0, < 11.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-30696?
An attacker in a privileged network position may be able to misrepresent application state. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. A logic issue was addressed with improved state management.
How severe is CVE-2021-30696?
CVE-2021-30696 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 1.11% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30696?
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-2021-30696?

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

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Source: NVD / NIST