VULNERABILITY INTELLIGENCE
CVE-2021-31010
CVSS score7.5 HIGH
EPSS probability3.67%
CISA KEVKnown exploited vulnerability
Published2021-08-24
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Known Exploited Vulnerability
Apple iOS, macOS, watchOS Sandbox Bypass Vulnerability
Vendor / product: Apple / iOS, macOS, watchOS
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..
Weakness classification
- nvd@nist.gov: CWE-502
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-502
Primary references
- product-security@apple.com — Vendor Advisory
- product-security@apple.com — Vendor Advisory
- product-security@apple.com — Vendor Advisory
- product-security@apple.com — Vendor Advisory
- product-security@apple.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 — US Government Resource