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Mallory
High

Remote denial-of-service in Apple Security

IdentifiersCVE-2025-30471CWE-20· Improper Input Validation

CVE-2025-30471 is a validation issue in Apple's Security component. Apple states that the flaw was addressed with improved validation logic. A remote user may be able to trigger the issue and cause a denial-of-service. The advisory does not provide further technical detail about the specific vulnerable function, code path, or protocol surface involved.

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For your environment

Are you exposed to this one?

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation may allow a remote attacker to cause a denial-of-service condition, likely resulting in a crash, hang, or other loss of availability in the affected component or device. Based on the provided information, there is no indication that the issue enables code execution, privilege escalation, or data disclosure.

Mitigation

If you can’t patch tonight, do this now.

If immediate patching is not possible, reduce exposure of the affected remote attack surface by limiting untrusted network access to Apple devices and services, especially from external or untrusted networks. Because the advisory only states that a remote user may trigger denial-of-service and does not identify the exact service or protocol, no more specific mitigation is currently available from the provided information.

Remediation

Patch, then assume compromise.

Apply the vendor fixes in the affected Apple operating systems. Apple states the issue is fixed in visionOS 2.4, macOS Ventura 13.7.5, tvOS 18.4, iPadOS 17.7.6, iOS 18.4 and iPadOS 18.4, macOS Sequoia 15.4, and macOS Sonoma 14.7.5.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
AppleIpadosoperating_system
AppleIphone Osoperating_system
AppleMacosoperating_system
AppleTvosoperating_system
AppleVisionosoperating_system

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity4

Community discussion across Reddit, Mastodon, and other social sources.