CVE-2021-30769
MEDIUMCVSS 5.5/10EPSS 1.04%
Last modified
CVE-2021-30769 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A logic issue was addressed with improved state management. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. EPSS estimates a 1.04% chance of exploitation in the next 30 days.
Description
A logic issue was addressed with improved state management. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Iphone Os | < 14.7 |
| Apple | Tvos | < 14.7 |
| Apple | Watchos | < 7.6 |
References
- https://support.apple.com/en-us/HT212601Vendor Advisory
- https://support.apple.com/en-us/HT212604Vendor Advisory
- https://support.apple.com/en-us/HT212605Vendor Advisory
- https://support.apple.com/en-us/HT212601Vendor Advisory
- https://support.apple.com/en-us/HT212604Vendor Advisory
- https://support.apple.com/en-us/HT212605Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-30769?
A logic issue was addressed with improved state management. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.
How severe is CVE-2021-30769?
CVE-2021-30769 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30769?
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-2021-30769?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST