Known exploited vulnerability
CVE-2023-32435
The short answer
CVE-2023-32435 affects Apple macOS and is rated high (CVSS 8.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2023-06-23: attackers are using it, so patch it first.
What it is
A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Ventura 13.3, Safari 16.4, iOS 16.4 and iPadOS 16.4, iOS 15.7.7 and iPadOS 15.7.7. Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7.
Weakness: CWE-787.
Severity
8.8 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Jun 23, 2023
Federal due date Jul 14, 2023
EPSS, next 30 days
23%
Higher than 98% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply updates per vendor instructions.
Affected products
macOS, iOS and iPadOS, Safari. NVD's record lists the exact affected versions.
References
- support.apple.com/en-us/HT213670 Vendor Advisory
- support.apple.com/en-us/HT213671 Vendor Advisory
- support.apple.com/en-us/HT213676 Vendor Advisory
- support.apple.com/en-us/HT213811 Vendor Advisory
- support.apple.com/en-us/HT213670 Vendor Advisory
- support.apple.com/en-us/HT213671 Vendor Advisory
- support.apple.com/en-us/HT213676 Vendor Advisory
- support.apple.com/en-us/HT213811 Vendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-32435 US Government Resource
Questions
Is CVE-2023-32435 being exploited?
Yes. CISA added CVE-2023-32435 to its Known Exploited Vulnerabilities catalog on 2023-06-23, with a federal remediation due date of 2023-07-14.
How do I fix CVE-2023-32435?
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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