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6.5
CVSSv3

CVE-2021-1855

Published: 08/09/2021 Updated: 23/09/2021
CVSS v2 Base Score: 6.4 | Impact Score: 4.9 | Exploitability Score: 10
CVSS v3 Base Score: 6.5 | Impact Score: 2.5 | Exploitability Score: 3.9
VMScore: 570
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N
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Vulnerability Summary

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3. A malicious website may be able to force unnecessary network connections to fetch its favicon.

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apple macos

Mailing Lists

Full Disclosure: APPLE-SA-2021-04-26-2 macOS Big Sur 11.3
<!--X-Body-Begin--> <!--X-User-Header--> Full Disclosure mailing list archives <!--X-User-Header-End--> <!--X-TopPNI--> By Date By Thread </form> <!--X-TopPNI-End--> <!--X-MsgBody--> <!--X-Subject-Header-Begin--> APPLE-SA-2021-04-26-2 macOS Big Sur 113 <!--X-Subject-Header-End--> <!--X-Head-of-Message--> From: Apple Product Se ...

References

NVD-CWE-noinfohttps://support.apple.com/en-us/HT212325https://nvd.nist.govhttp://seclists.org/fulldisclosure/2021/Apr/50
CVSSv3
CVSSv2
CVSSv3
VMScore
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