CVE-2022-32894

Apple iOS and macOS: Out-of-Bounds Write

As of , CVE-2022-32894 in Apple iOS and macOS is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch soon.

Exploited
Yes: CISA listed it on 18 August 2022
US federal deadline
8 September 202221 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.03Higher than 88% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
EPSS when listed
No score that dayThe EPSS file of the day CISA listed it has no score for it.
Public exploit
None foundNeither Metasploit nor Exploit-DB lists one.
Fix
Vendor advice: support.apple.comLinks below, from CISA's entry.

What CISA says to do

Apply updates per vendor instructions.

CISA's required action

What the flaw is

Apple iOS and macOS contain an out-of-bounds write vulnerability that could allow an application to execute code with kernel privileges.

CISA's description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6.1 and iPadOS 15.6.1, macOS Monterey 12.5.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited.

The CVE record's description, from apple

CVE published
24 August 2022
Assigned by
apple
CVSS
7.8 High (CVSS 3.1, from CISA-ADP)
CWE-787
Out-of-bounds Write
CWE-20
Improper Input Validation
CISA SSVC, exploitation
active
CISA SSVC, automatable
no
CISA SSVC, technical impact
total

Timeline

  1. CISA added it to its list of exploited vulnerabilities.
  2. The CVE record was published.
  3. The US federal deadline to fix it.

iOS and macOS: other exploited entries

VulnerabilityProductOur groupListedDeadlineEPSS
CVE-2022-32893Out-of-Bounds WriteApple iOS and macOSPatch soon0.10
CVE-2022-22587Memory CorruptionApple iOS and macOSPatch soon0.12
CVE-2019-6223Group FacetimeApple iOS and macOSPatch soon0.03

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