CVE-2023-32409
Exploited in the wild. In CISA KEV since 2023‑05‑22. Fixed versions are out.
What to do
Find your product and version, then upgrade to the build on the right.
- Apple SafariAffected: ≥ unspecified, < 16.5Upgrade to: 16.5Stated by: CVE record
- Apple iOS and iPadOSAffected: ≥ unspecified, < 15.7Upgrade to: 15.7Stated by: CVE record
- Apple macOSAffected: ≥ unspecified, < 13.4Upgrade to: 13.4Stated by: CVE record
- Apple tvOSAffected: ≥ unspecified, < 16.5Upgrade to: 16.5Stated by: CVE record
- Apple watchOSAffected: ≥ unspecified, < 9.5Upgrade to: 9.5Stated by: CVE record
Versions as the sources state them. 2 more products have version data. Full version matrix after sign-in
Coverage timeline
0 publishersAdded to CISA KEV catalog
Sourced from public security reporting — each date is when it was published, not when it happened. 1 further article named this CVE in wider roundups without reporting it as a distinct event.
What it is
From the CVE record
The issue was addressed with improved bounds checks. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.8 and iPadOS 15.7.8, Safari 16.5, iOS 16.5 and iPadOS 16.5. A remote attacker may be able to break out of Web Content sandbox. Apple is aware of a report that this issue may have been actively exploited.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Listed as exploited in the wild since 2023-05-22.
US federal agencies must remediate by 2023-06-12.
Apply updates per vendor instructions.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
17% chance of exploitation activity in the next 30 days, which ranks it in the 97th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
- Attention now
Rising.
Lifecycle
7 events over 1130 days, from the signal feeds we watch.
- OpenVAS check added
- EPSS band changelow → moderate
- Patch availablerecord updated
- Publishedweakness classified
- Added to CISA KEV
Affected products
And 10 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
Scored 8.6 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope ChangedThe exploit can affect other components (e.g. sandbox escape, host compromise from VM)
Impact if exploited
- Confidentiality NoneNo confidentiality impact
- Integrity HighTotal loss of integrity — attacker can modify any data in the component
- Availability NoneNo availability impact
Weaknesses
Sources
References in the record
And 11 more references. See all after sign-in
In the news
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We'll flag the next CVE, public exploit or patch for Safari, not every advisory. This one: actively exploited.
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