CVE-2021-30667
MEDIUMCVSS 5.4/10EPSS 0.43%
Last modified
CVE-2021-30667 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. A logic issue was addressed with improved validation. This issue is fixed in iOS 14.6 and iPadOS 14.6. EPSS estimates a 0.43% chance of exploitation in the next 30 days.
Description
A logic issue was addressed with improved validation. This issue is fixed in iOS 14.6 and iPadOS 14.6. An attacker in WiFi range may be able to force a client to use a less secure authentication mechanism.
Metrics
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 14.6 |
| Apple | Iphone Os | < 14.6 |
References
- https://support.apple.com/en-us/HT212528Release Notes, Vendor Advisory
- https://support.apple.com/en-us/HT212528Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-30667?
A logic issue was addressed with improved validation. This issue is fixed in iOS 14.6 and iPadOS 14.6. An attacker in WiFi range may be able to force a client to use a less secure authentication mechanism.
How severe is CVE-2021-30667?
CVE-2021-30667 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30667?
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.
Are you affected by CVE-2021-30667?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST