Strix
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CVE-2011-0228

UnknownEPSS 6.39%

Last modified

CVE-2011-0228 is a vulnerability of currently unknown severity. The Data Security component in Apple iOS before 4.2.10 and 4.3.x before 4.3.5 does not check the basicConstraints parameter during validation of X.509 certificate chains, which allows man-in-the-middle attackers to spoof an SSL server by using a non-CA certificate to sign a certificate for an arbitrary domain.. EPSS estimates a 6.39% chance of exploitation in the next 30 days.

Description

The Data Security component in Apple iOS before 4.2.10 and 4.3.x before 4.3.5 does not check the basicConstraints parameter during validation of X.509 certificate chains, which allows man-in-the-middle attackers to spoof an SSL server by using a non-CA certificate to sign a certificate for an arbitrary domain.

Metrics

EPSS Probability
6.39%

92.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
AppleIphone Os<= 4.2.9
AppleIphone Os1.0.0
AppleIphone Os1.0.1
AppleIphone Os1.0.2
AppleIphone Os1.1.0
AppleIphone Os1.1.1
AppleIphone Os1.1.2
AppleIphone Os1.1.3
AppleIphone Os1.1.4
AppleIphone Os1.1.5
AppleIphone Os2.0
AppleIphone Os2.0.0
AppleIphone Os2.0.1
AppleIphone Os2.0.2
AppleIphone Os2.1
AppleIphone Os2.1.1
AppleIphone Os2.2
AppleIphone Os2.2.1
AppleIphone Os3.0
AppleIphone Os3.0.1
AppleIphone Os3.1
AppleIphone Os3.1.2
AppleIphone Os3.1.3
AppleIphone Os3.2
AppleIphone Os3.2.1
AppleIphone Os3.2.2
AppleIphone Os4.0
AppleIphone Os4.0.1
AppleIphone Os4.0.2
AppleIphone Os4.1
AppleIphone Os4.2.1
AppleIphone Os4.2.5
AppleIphone Os4.2.8
AppleIphone Os4.3.0
AppleIphone Os4.3.1
AppleIphone Os4.3.2
AppleIphone Os4.3.3
AppleIphone Os4.3.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-0228?
The Data Security component in Apple iOS before 4.2.10 and 4.3.x before 4.3.5 does not check the basicConstraints parameter during validation of X.509 certificate chains, which allows man-in-the-middle attackers to spoof an SSL server by using a non-CA certificate to sign a certificate for an arbitrary domain.
How severe is CVE-2011-0228?
Severity scoring for CVE-2011-0228 is pending analysis. The EPSS model estimates a 6.39% probability of exploitation in the next 30 days.
How do I fix CVE-2011-0228?
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-2011-0228?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST