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Threats / Apple / CVE-2023-42824
CVE-2023-42824 · EUVD no mirror located · GCVE no mirror located Verified 2026-06-22

Apple iOS and iPadOS vulnerability

Apple iOS and iPadOS contain an unspecified local privilege escalation vulnerability that has been exploited in the wild.

Verdict

Today item — known-exploited.

A local privilege escalation flaw in iOS and iPadOS enables attackers with device access to gain elevated system permissions. Active exploitation in the wild indicates practical threat to users, particularly those targeted by sophisticated threat actors.

CISA KEV Yes · 2023-10-053EPSS 0.00943 (verify live)4Exploit Public PoC5
01

Is it exploitable?

— the evidence, ranked above the score
Exploit available
Public proof-of-concept exploit code is cataloged for this vulnerability.We link the existence of the exploit; we do not host or redistribute payloads.
Reported exploitation
5 independent public reports of in-the-wild exploitation are cataloged.Distinct reporting sources (vendor, incident response, government); open them for the underlying claims.
Exploited in the wild
Listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-10-05).
CISA KEV ↗Confirmed
Probability (EPSS)
EPSS 0.00943 — modeled likelihood of exploitation activity.EPSS is a daily-changing model output — open the source for today's value.
Severity / affected
Affected: Apple, iOS and iPadOS. Confirm exact fixed builds in the vendor advisory.
NVD ↗Reported
02

Who’s exploiting it?

— attribution turns risk into urgency
Attribution not established

No confirmed (advisory-backed) threat-actor attribution is established for this record. Absence of a named actor is not absence of compromise — see Coverage & confidence.

03

Why it matters

— the attack path, told twice: adversary, then board
1

Front door — unauthenticated access narrative 1

Attacker
I gain initial access to the device through a separate vulnerability or user compromise.
Business
User device security is compromised, creating entry point for further system compromise.
2

Keys to the kingdom — privilege/identity takeover narrative 2

Attacker
I exploit this local privilege escalation flaw to elevate my permissions from user-level to system-level access.
Business
Attacker obtains root or kernel-level control, bypassing all application sandboxing and security boundaries.
3

Lateral reach — past segmentation narrative 3

Attacker
I install persistent malware, exfiltrate sensitive data, or modify system behavior without user detection.
Business
Complete device compromise enables data theft, surveillance, financial fraud, or lateral movement to enterprise networks.
04

What to do

— defensible action
  • Remediate per the vendor advisory — confirm the fixed build for your version and verify exposure.1
Say it to the boardA vulnerability with this evidence profile is a defensible budget line, not a backlog ticket — fund the change against the proof above.
05

Coverage & confidence

— what we know, and what we don’t

Established (cited)

  • KEV listing (CISA)
  • EPSS probability (FIRST)
  • Public PoC available (VulnCheck)
  • 5 reported-exploitation source(s)
  • Public exploit availability
  • Catalogued by apple (CNA)
  • Coverage gaps — stated, not hidden

  • No EUVD / GCVE mirror in feed — single-authority dependency for the identifier.
  • EPSS & exposure are time-varying; verify live at the source.
  • Threat-actor attribution not established from feed data — absence of a name is not absence of compromise.
  • No finder/reporter credit recorded in the public CVE entry — the work behind this find is unattributed.
  • Disclosure & credit2
    Catalogued by appleCNA
    Credited with finding itNo finder named in the public CVE record — the work behind this find is unattributed.