VulnerabilityModified
CVE-2021-1753
An out-of-bounds read was addressed with improved bounds checking.
HIGH 7.8EPSS 0.92%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.92%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.92% probability · 58th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- apple/ipad os · apple/iphone os · apple/mac os x · apple/macos
- Source
- product-security@apple.com
References
- https://support.apple.com/en-us/HT212146Vendor Advisory
- https://support.apple.com/en-us/HT212147Vendor Advisory
- https://support.apple.com/en-us/HT212146Vendor Advisory
- https://support.apple.com/en-us/HT212147Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.