CVE-2015-6999
UnknownEPSS 1.21%
Last modified
CVE-2015-6999 is a vulnerability of currently unknown severity. The OCSP client in Apple iOS before 9.1 does not check for certificate expiry, which allows remote attackers to spoof a valid certificate by leveraging access to a revoked certificate.. EPSS estimates a 1.21% chance of exploitation in the next 30 days.
Description
The OCSP client in Apple iOS before 9.1 does not check for certificate expiry, which allows remote attackers to spoof a valid certificate by leveraging access to a revoked certificate.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Iphone Os | <= 9.0.2 |
References
- https://support.apple.com/HT205370Vendor Advisory
- https://support.apple.com/HT205370Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2015-6999?
The OCSP client in Apple iOS before 9.1 does not check for certificate expiry, which allows remote attackers to spoof a valid certificate by leveraging access to a revoked certificate.
How severe is CVE-2015-6999?
Severity scoring for CVE-2015-6999 is pending analysis. The EPSS model estimates a 1.21% probability of exploitation in the next 30 days.
How do I fix CVE-2015-6999?
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-2015-6999?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST