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.
History

Tue, 15 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00128}

epss

{'score': 0.00219}


Mon, 07 Jul 2025 14:00:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Els
CPEs cpe:/o:redhat:rhel_els:7
Vendors & Products Redhat rhel Els

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published: 2021-04-02T18:04:32

Updated: 2024-08-03T16:25:04.815Z

Reserved: 2020-12-08T00:00:00

Link: CVE-2021-1799

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-04-02T19:15:19.617

Modified: 2024-11-21T05:45:08.180

Link: CVE-2021-1799

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-03-22T00:00:00Z

Links: CVE-2021-1799 - Bugzilla