DEBIAN-CVE-2021-1799

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2021-1799
Downstream
DSA-4877-1
Published: 02 Apr 2021, 19:15
Last modified:19 Nov 2025, 01:08

Vulnerability Summary

Overall Risk (default)
medium
26/100
CVSS Score
6.5 MEDIUM
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

02 Apr 2021, 19:15
Published
Vulnerability first disclosed
19 Nov 2025, 01:08
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•MEDIUM•Score: 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Affected Systems

  • debian•webkit2gtk

    < 2.30.6-1 | < 2.30.6-1 | < 2.30.6-1 | < 2.30.6-1

  • debian•wpewebkit

    < 2.30.6-1 | < 2.30.6-1 | < 2.30.6-1 | < 2.30.6-1

References (1)