CVE-2021-31010
Apple iOS, macOS, watchOS Sandbox Bypass Vulnerability
This vulnerability is in the CISA Known Exploited Vulnerabilities catalog: attackers are using it. If you run iOS, macOS, watchOS, fix it now.
CISA required action: Apply updates per vendor instructions.
US federal civilian agencies must remediate by Sep 15, 2022.
Patch status
No official fix confirmed yet
Until a fix ships, follow the vendor's mitigations and CISA's required action, limit exposure of affected systems, and watch this record for a patch.
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..
Source: NIST National Vulnerability Database. Official vulnerability data, reproduced as published.
Affected products
| Product | Vendor | Affected versions | Fixed in | Source |
|---|---|---|---|---|
| iOS & iPadOS | Apple | < 14.8 | 14.8 | NVD |
| iOS, macOS, watchOS | Apple | — | — | KEV |
| macOS | Apple | >= 11.0, < 11.6 | 11.6 | NVD |
Sources: NVD = NIST National Vulnerability Database; KEV = CISA Known Exploited Vulnerabilities catalog.
Intelligence timeline
Developments from the last 30 days, newest first.
- CVSS scoredUpdateKEV
CVE-2021-31010 scored CVSS 7.5: Apple iOS, macOS, watchOS, Apple iOS, macOS, watchOS Sandbox Bypass Vulnerability
CISA lists this as exploited in the wild. Unpatched iOS, macOS, watchOS systems are exposed to active attacks now.
Basis: NIST National Vulnerability Database
1 earlier event is available with a subscription. See plans.
Coverage
We have not published a story about this vulnerability yet.