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CVE-2021-1809

HIGH

7.5

Description

A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A malicious application may be able to read restricted memory.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published9/8/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

apple:ipadosapple:iphone_osapple:mac_os_xapple:macosapple:tvosapple:watchos

Weaknesses (CWE)

CWE-787

References

https://support.apple.com/en-us/HT212317(product-security@apple.com)

https://support.apple.com/en-us/HT212323(product-security@apple.com)

https://support.apple.com/en-us/HT212324(product-security@apple.com)

https://support.apple.com/en-us/HT212325(product-security@apple.com)

https://support.apple.com/en-us/HT212326(product-security@apple.com)

https://support.apple.com/en-us/HT212327(product-security@apple.com)

https://support.apple.com/en-us/HT212317(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212323(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212324(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212325(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212326(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212327(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.