Cyber Resilience

CVE-2021-1799

Medium

Published: 02 April 2021

Published
02 April 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS Score 0.0013 31.6th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-1799 is a medium-severity an unspecified weakness vulnerability in Fedoraproject Fedora. Its CVSS base score is 6.5 (Medium).

Operationally, ranked at the 31.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

website may be able to access restricted ports on arbitrary servers.

CWE(s)
NVD-CWE-noinfo

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

apple
safari
≤ 14.0.3
apple
ipad os
≤ 14.4
apple
iphone os
≤ 14.4
apple
macos
11.0.1 — 11.2
apple
tvos
≤ 14.4
apple
watchos
≤ 7.3
fedoraproject
fedora
32, 33
webkitgtk
webkitgtk
≤ 2.30.6

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References