VulnerabilityModified
CVE-2021-1748
Processing a maliciously crafted URL may lead to arbitrary javascript code execution.
HIGH 8.8EPSS 2.74%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.74%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A validation issue was addressed with improved input sanitization. This issue is fixed in tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted URL may lead to arbitrary javascript code execution.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.74% probability · 85th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- apple/ipados · apple/iphone os · apple/tvos · apple/watchos
- Source
- product-security@apple.com
References
- https://support.apple.com/en-us/HT212146Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212148Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212149Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212146Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212148Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212149Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.