Known exploited vulnerability
CVE-2023-28206
The short answer
CVE-2023-28206 affects Apple iOS and iPadOS and is rated high (CVSS 8.6). CISA added it to the Known Exploited Vulnerabilities catalog on 2023-04-10: attackers are using it, so patch it first.
What it is
An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in macOS Monterey 12.6.5, iOS 16.4.1 and iPadOS 16.4.1, macOS Ventura 13.3.1, iOS 15.7.5 and iPadOS 15.7.5, macOS Big Sur 11.7.6. An app may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited.
Weakness: CWE-787.
Severity
8.6 high
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Apr 10, 2023
Federal due date May 1, 2023
EPSS, next 30 days
23%
Higher than 98% of scored CVEs
How it can be exploited
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- Required
- Scope
- Changed
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply updates per vendor instructions.
Affected products
iOS and iPadOS, macOS. NVD's record lists the exact affected versions.
References
- support.apple.com/en-us/HT213720 Release NotesVendor Advisory
- support.apple.com/en-us/HT213721 Release NotesVendor Advisory
- support.apple.com/en-us/HT213723 Release NotesVendor Advisory
- support.apple.com/en-us/HT213724 Release NotesVendor Advisory
- support.apple.com/en-us/HT213725 Release NotesVendor Advisory
- support.apple.com/en-us/HT213720 Release NotesVendor Advisory
- support.apple.com/en-us/HT213721 Release NotesVendor Advisory
- support.apple.com/en-us/HT213723 Release NotesVendor Advisory
- support.apple.com/en-us/HT213724 Release NotesVendor Advisory
- support.apple.com/en-us/HT213725 Release NotesVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-28206 US Government Resource
Questions
Is CVE-2023-28206 being exploited?
Yes. CISA added CVE-2023-28206 to its Known Exploited Vulnerabilities catalog on 2023-04-10, with a federal remediation due date of 2023-05-01.
How do I fix CVE-2023-28206?
CISA's required action: Apply updates per vendor instructions.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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