CVE-2020-9855: Input Validation
First published: Tue May 26 2020(Updated: )
Find My. A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks.
Credit: Zhongcheng Li(CK01) Topsec Alpha Team product-security@apple.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apple Mac OS X | <10.15.5 | |
| Apple macOS Catalina | <10.15.5 | 10.15.5 |
| Apple Mojave | ||
| Apple High Sierra |
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Reference Links
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2020-9827
- CVE-2020-9772
- CVE-2020-9826
- CVE-2020-9842
- CVE-2020-9804
- CVE-2020-9815
- CVE-2020-9791
- CVE-2020-9831
- CVE-2020-9779
- CVE-2020-3882
- CVE-2020-9828
- CVE-2020-9856
- CVE-2020-9847
- CVE-2020-9855
- CVE-2020-9816
- CVE-2020-3878
- CVE-2020-9789
- CVE-2020-9790
- CVE-2020-9822
- CVE-2020-9796
- CVE-2020-9837
- CVE-2020-9821
- CVE-2020-9797
- CVE-2020-9852
- CVE-2020-9795
- CVE-2020-9808
- CVE-2020-9811
- CVE-2020-9812
- CVE-2020-9813
- CVE-2020-9814
- CVE-2020-9809
- CVE-2019-14868
- CVE-2020-9994
- CVE-2020-9857
- CVE-2020-9817
- CVE-2020-9851
- CVE-2020-9793
- CVE-2014-9512
- CVE-2020-9825
- CVE-2020-9771
- CVE-2020-9788
- CVE-2020-9854
- CVE-2020-9824
- CVE-2020-9810
- CVE-2020-9794
- CVE-2020-9839
- CVE-2020-9792
- CVE-2020-9844
- CVE-2020-9830
- CVE-2020-9834
- CVE-2020-9833
- CVE-2020-9832
- CVE-2020-9841
- CVE-2019-20044
Frequently Asked Questions
What is CVE-2020-9855?
CVE-2020-9855 is a vulnerability that existed in the handling of symlinks in Find My.
What is the severity of CVE-2020-9855?
The severity of CVE-2020-9855 has not been specified.
How does CVE-2020-9855 affect macOS Catalina?
CVE-2020-9855 affects macOS Catalina 10.15.5 with improved validation of symlinks.
Is Apple Mojave affected by CVE-2020-9855?
Yes, Apple Mojave is affected by CVE-2020-9855.
How can I fix CVE-2020-9855?
To fix CVE-2020-9855, update to the latest version of macOS Catalina as mentioned in Apple's security advisory.
- collector/nvd-index
- agent/type
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- collector/apple-support
- agent/software-canonical-lookup-request
- agent/event
- agent/weakness
- agent/references
- agent/severity
- agent/author
- agent/tags
- agent/description
- collector/mitre-cve
- source/MITRE
- vendor/apple
- canonical/apple mac os x
- canonical/apple macos catalina
- canonical/apple mojave
- canonical/apple high sierra