CVE-2021-1799

webkitgtk: Access to restricted ports on arbitrary servers via port redirection

Published Apr 2, 2021 CVSS 3.1 · 6.5 Medium EPSS 1.8% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-4877-1 webkit2gtk security update
EUVD EUVD EUVD-2021-7263 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.
Ubuntu USN Ubuntu USN USN-4894-1 WebKitGTK vulnerabilities
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00219}

epss

{'score': 0.00207}

Type Values Removed Values Added
Metrics epss

{'score': 0.00128}

epss

{'score': 0.00219}

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