Vulnerability

CVE-2022-48618

High· 7.0KEVCVSS7EPSS0%

.rules3/5

Apple Multiple Products Memory Corruption Vulnerability

Apple iOS, iPadOS, macOS, tvOS, and watchOS contain a time-of-check/time-of-use (TOCTOU) memory corruption vulnerability that allows an attacker with read and write capabilities to bypass Pointer Authentication.

Threat signal

85/100

High

Severity

high

CVSS

7.0

EPSS

Active

KEV

CISA KEV — actively exploited

843d overdue

AffectedApple — Multiple Products

Added to KEV

2024-01-31

Federal patch due (BOD 22-01)

2024-02-21

Required action (CISA verbatim)

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Vendor advisory + references

CISA description: “Apple iOS, iPadOS, macOS, tvOS, and watchOS contain a time-of-check/time-of-use (TOCTOU) memory corruption vulnerability that allows an attacker with read and write capabilities to bypass Pointer Authentication.”

CVSS

v3.1Open in FIRST calculator →

7.0/ 10HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorLocalRequires local access — shell, console, or local app.
Attack ComplexityHighRequires conditions outside attacker's control (race, brute-force, configuration
Privileges RequiredLowStandard user privileges sufficient.
User InteractionNoneFully automated — no victim action needed.
ScopeUnchangedImpact contained to the vulnerable component.
Confidentiality ImpactHighTotal disclosure of sensitive data.
Integrity ImpactHighTotal compromise of integrity — full data modification possible.
Availability ImpactHighTotal loss of availability — full DoS possible.

EPSS

Exploit prediction · 30-day horizonFIRST.org →

0.12%

probability of exploitation in next 30 days

p30

higher than 30% of all CVEs

3-day trend↑ 0pp

Low exploitation likelihood — defer if no other signals fire.

Vendor VEX

No VEX statements published for CVE-2022-48618. Vendors publish VEX (Vulnerability Exploitability eXchange) to assert per-product whether a CVE is actually exploitable in their distribution.

SSVCAct

Active exploitation with total impact on essential/support systems

exploitation: active
automatable: no
impact: total
mission: support

Lifecycle

2024-01-31Added to CISA KEVransomware: Unknown
2024-01-31Published
2024-02-21Federal patch due (BOD 22-01)
2026-06-12Last modified1 source

No source-event history recorded yet. New revisions will appear here as ingestors re-fetch this CVE.