Patchfirst
CVE-2019-8506 KEVPublic exploit High · 8.8 EPSS 16.2%

Apple Multiple Products Type Confusion Vulnerability

Apple · Multiple Products

Summary

A type confusion flaw in Apple's multiple products, addressed through improved memory handling, affects iOS, tvOS, watchOS, Safari, iTunes for Windows, and iCloud for Windows. An attacker can achieve arbitrary code execution by getting a victim to process maliciously crafted web content, which requires network access and user interaction but no authentication.

Official description · NVD

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

Breakdown
68.5 / 100
Exploited
Yes, in CISA KEV
Reports
0
Tactics
2/15

How an attack unfolds

Based on mappings. Select a step to see the evidence.
  1. How attackers get in

  2. What they do

First seen exploited 22 months after disclosure. Public exploit code (Exploit-DB) was available 9 months before disclosure.

  1. Public exploit codeExploit-DB9 mo before
  2. Disclosedday 0
  3. First seen exploitedVulnCheck KEV evidence+22 mo
  4. Added to CISA KEVEU database agrees+2 yrs

CISA KEV listing is when exploitation was confirmed, not necessarily the first attack.

techniques

2 , grouped by in kill-chain order, 2 cited passages 2

Initial AccessTA0001

Drive-by Compromise T1189 Medium
AI mapping from the description · how it is exploited

Malicious web content triggers exploitation via browsing

Processing maliciously crafted web content may lead to arbitrary code execution
From the official description (NVD) Original (opens in a new tab) ↗

ExecutionTA0002

Command and Scripting Interpreter T1059 Medium
AI mapping from the description · primary impact

Arbitrary code execution is the direct impact

may lead to arbitrary code execution
From the official description (NVD) Original (opens in a new tab) ↗

Detection

0 rules for this CVE · 98 general rules for its techniques

Rules for this CVE

0 that reference CVE-2019-8506 directly.

CVE-specific rules are not available in this build. Search SigmaHQ ↗

General rules for this CVE’s techniques

These detect the technique in general, not this specific vulnerability.

Sigma rules © SigmaHQ, Detection Rule License 1.1; linked, not reproduced.

What security researchers reported

Not named in any threat report yet

Also mentioned in 50 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

7 links, grouped by NVD tag (6 duplicates merged)
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