Vulnerability · Published Dec 8, 2020 · Assigned by apple
CVE-2020-9945
Medium 4.3
In plain English
A medium-severity security flaw in macOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 68% of all known vulnerabilities).
Severity (CVSS NVD)4.3Medium
Exploit odds (30 days)1.2%top 32.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
A spoofing issue existed in the handling of URLs. This issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, Safari 14.0.1. Visiting a malicious website may lead to address bar spoofing.
Affected products (as reported)
References
- https://support.apple.com/en-us/HT211931 x_refsource_MISC
- https://support.apple.com/en-us/HT211934 x_refsource_MISC
- 20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1 mailing-list, x_refsource_FULLDISC