CVE-2021-31010

HIGH KEV

iPadOS < 14.8 - Sandbox Escape via Deserialization Issue

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2021-31010 is actively exploited and listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added August 25, 2022.

Description

A deserialization issue was addressed through improved validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 12.5.5, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. A sandboxed process may be able to circumvent sandbox restrictions. Apple was aware of a report that this issue may have been actively exploited at the time of release..

References (6)

Core 6
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212804
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212805
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212807
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212806
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212824

Scores

CVSS v3 7.5
EPSS 0.0072
EPSS Percentile 73.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation active
Automatable yes
Technical Impact partial

Details

CISA KEV 2022-08-25
VulnCheck KEV 2021-09-13
InTheWild.io 2021-09-13
ENISA EUVD EUVD-2021-17927
CWE
CWE-502
Status published
Products (6)
apple/ipados < 14.8
apple/iphone_os 12.0 - 12.5.5
apple/mac_os_x 10.15.7 (16 CPE variants)
apple/mac_os_x 10.15 - 10.15.7
apple/macos 11.0 - 11.6
apple/watchos < 7.6.2
Published Aug 24, 2021
KEV Added Aug 25, 2022
Tracked Since Feb 18, 2026