Vulnerability in Apple Ios And Ipados
CVE-2021-1799
A port redirection issue was addressed with additional port validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. A malicious website may be able to access restricted ports on arbitrary servers.
EPSS: 0.018 (75.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
Affected products
- Apple Ios And Ipados — versions unspecified
- Apple Ipad_os
- Apple Iphone_os
- Apple Macos — versions unspecified
- Apple Safari
- Apple Tvos
- Apple Watchos
- Webkitgtk
- Fedoraproject Fedora — versions 32, 33
Public proof-of-concept exploits
References
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_FEDORA, vendor-advisory)
- product-security@apple.com (x_refsource_FEDORA, vendor-advisory)
- product-security@apple.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2021-1799?
- CVE-2021-1799 is a medium-severity vulnerability in Apple Ios And Ipados. CVSS score: 6.5/10. Published 2021-04-02.
- How severe is CVE-2021-1799?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2021-1799 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.