CVE-2020-27923: Input Validation
ImageIO. An out-of-bounds write was addressed with improved input validation.
Other sources
An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, watchOS 7.1, tvOS 14.2. Processing a maliciously crafted image may lead to arbitrary code execution.
Credit
Affected Software
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2020-27914
- CVE-2020-27915
- CVE-2020-27903
- CVE-2020-27910
- CVE-2020-27916
- CVE-2020-9943
- CVE-2020-9944
- CVE-2020-27906
- CVE-2020-27945
- CVE-2020-27908
- CVE-2020-27909
- CVE-2020-9960
- CVE-2020-10017
- CVE-2020-9949
- CVE-2020-9897
- CVE-2020-9883
- CVE-2020-10003
- CVE-2020-27922
- CVE-2020-9999
- CVE-2020-27937
- CVE-2020-9965
- CVE-2020-9966
- CVE-2020-27894
- CVE-2020-36615
- CVE-2021-1790
- CVE-2021-1775
- CVE-2020-29629
- CVE-2020-27942
- CVE-2020-9962
- CVE-2020-27952
- CVE-2020-9956
- CVE-2020-27931
- CVE-2020-27930
- CVE-2020-27927
- CVE-2020-29639
- CVE-2020-10002
- CVE-2020-9978
- CVE-2020-9955
- CVE-2020-27924
- CVE-2020-27912
- CVE-2020-27923
- CVE-2020-9876
- CVE-2020-10015
- CVE-2020-27897
- CVE-2020-27907
- CVE-2020-27919
- CVE-2020-9967
- CVE-2020-9975
- CVE-2020-27921
- CVE-2020-27904
- CVE-2019-14899
- CVE-2020-27950
- CVE-2020-9974
- CVE-2020-10016
- CVE-2020-27932
- CVE-2020-27917
- CVE-2020-27920
- CVE-2020-27911
- CVE-2020-9971
- CVE-2020-10014
- CVE-2020-10010
- CVE-2020-9941
- CVE-2020-9988
- CVE-2020-9989
- CVE-2020-10011
- CVE-2020-13524
- CVE-2020-10004
- CVE-2020-9996
- CVE-2020-27901
- CVE-2020-27900
- CVE-2019-20838
- CVE-2020-14155
- CVE-2020-10007
- CVE-2020-27896
- CVE-2020-9963
- CVE-2020-10012
- CVE-2020-10663
- CVE-2020-9945
- CVE-2020-9977
- CVE-2020-9942
- CVE-2020-9987
- CVE-2021-1803
- CVE-2020-9969
- CVE-2020-27893
- CVE-2021-1755
- CVE-2020-10005
- CVE-2020-9991
- CVE-2020-9849
- CVE-2020-15358
- CVE-2020-13631
- CVE-2020-13434
- CVE-2020-13435
- CVE-2020-13630
- CVE-2020-27899
- CVE-2020-10009
- CVE-2020-10008
- CVE-2020-27918
- CVE-2020-9947
- CVE-2020-9950
- CVE-2020-27898
- CVE-2020-27935
- CVE-2020-10006
- CVE-2020-27905
- CVE-2020-27936
- CVE-2020-27941
- CVE-2020-29621
- CVE-2020-29610
- CVE-2020-27948
- CVE-2020-10001
- CVE-2020-27946
- CVE-2020-27943
- CVE-2020-27944
- CVE-2020-29624
- CVE-2020-29608
- CVE-2020-27947
- CVE-2020-29612
- CVE-2020-27939
- CVE-2020-29625
- CVE-2020-29615
- CVE-2020-29616
- CVE-2020-29618
- CVE-2020-29611
- CVE-2020-29617
- CVE-2020-29619
- CVE-2020-27949
- CVE-2020-29620
- CVE-2020-27926
- CVE-2020-29633
- CVE-2020-29614
- CVE-2020-13520
- CVE-2020-9972
- CVE-2020-27938
- CVE-2020-29623
- CVE-2020-15969
- CVE-2020-27925
- CVE-2020-27902
Frequently Asked Questions
What is CVE-2020-27923?
CVE-2020-27923 is a vulnerability that allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted image file.
What software versions are affected by CVE-2020-27923?
CVE-2020-27923 affects Apple iOS versions up to 14.2, Apple iPadOS versions up to 14.2, Apple tvOS versions up to 14.2, Apple macOS Big Sur versions up to 11.0.1, and Apple watchOS versions up to 7.1.
How can I fix CVE-2020-27923?
To fix CVE-2020-27923, update your Apple devices to the latest available software version.
Are there any references for CVE-2020-27923?
Yes, you can find more information about CVE-2020-27923 and its mitigations on the official Apple support website: [reference 1](https://support.apple.com/en-us/HT211929), [reference 2](https://support.apple.com/en-us/HT211930), [reference 3](https://support.apple.com/en-us/HT212011).
What is the Common Weakness Enumeration (CWE) ID of CVE-2020-27923?
CVE-2020-27923 is associated with CWE-20, which is the weakness category for improper input validation.