CVE-2020-9945
MEDIUMCVSS 4.3/10EPSS 1.16%
Last modified
CVE-2020-9945 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. A spoofing issue existed in the handling of URLs. This issue was addressed with improved input validation. EPSS estimates a 1.16% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 14.0.1 |
| Apple | Mac Os X | < 11.0.1 |
References
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT211931Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211934Release Notes, Vendor Advisory
- http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
- https://support.apple.com/en-us/HT211931Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT211934Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-9945?
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.
How severe is CVE-2020-9945?
CVE-2020-9945 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.16% probability of exploitation in the next 30 days.
How do I fix CVE-2020-9945?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
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Related CVEs from 2020
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- CVE-2020-9940A buffer overflow issue was addressed with improved memory h…7.8
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- CVE-2020-9942An inconsistent user interface issue was addressed with impr…4.3
- CVE-2020-9943An out-of-bounds read was addressed with improved bounds che…5.5
- CVE-2020-9944An out-of-bounds read was addressed with improved bounds che…5.5
- CVE-2020-9946This issue was addressed with improved checks. This issue is…6.8
- CVE-2020-9947A use after free issue was addressed with improved memory ma…8.8
- CVE-2020-9948A type confusion issue was addressed with improved memory ha…8.8
- CVE-2020-9949A use after free issue was addressed with improved memory ma…7.8
- CVE-2020-9950A use after free issue was addressed with improved memory ma…8.8
- CVE-2020-9951A use after free issue was addressed with improved memory ma…8.8
Are you affected by CVE-2020-9945?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST