Vulnerability in Apple Ios And Ipados
CVE-2021-30661
A use after free issue was addressed with improved memory management. This issue is fixed in Safari 14.1, iOS 12.5.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing maliciously crafted web content may lead…
EPSS: 0.001 (16.8th percentile) — read the EPSS interpretation.
Affected products
- Apple Ios And Ipados — versions unspecified
- Apple Macos — versions unspecified
- Apple Safari — versions unspecified
- Apple Tvos — versions unspecified
- Apple Watchos — versions unspecified
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- support.apple.com/en-us/HT212317 (x_refsource_MISC)
- support.apple.com/en-us/HT212323 (x_refsource_MISC)
- support.apple.com/en-us/HT212324 (x_refsource_MISC)
- support.apple.com/en-us/HT212325 (x_refsource_MISC)
- support.apple.com/en-us/HT212341 (x_refsource_MISC)
- support.apple.com/en-us/HT212318 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-30661?
- CVE-2021-30661 is a vulnerability in Apple Ios And Ipados. Published 2021-09-08.
- Is CVE-2021-30661 known to be exploited?
- Yes. CVE-2021-30661 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 3 public proof-of-concept repositories are indexed.