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CVE-2011-3427

UnknownEPSS 0.90%

Last modified

CVE-2011-3427 is a vulnerability of currently unknown severity. The Data Security component in Apple iOS before 5 and Apple TV before 4.4 does not properly restrict use of the MD5 hash algorithm within X.509 certificates, which makes it easier for man-in-the-middle attackers to spoof servers or obtain sensitive information via a crafted certificate.. EPSS estimates a 0.90% chance of exploitation in the next 30 days.

Description

The Data Security component in Apple iOS before 5 and Apple TV before 4.4 does not properly restrict use of the MD5 hash algorithm within X.509 certificates, which makes it easier for man-in-the-middle attackers to spoof servers or obtain sensitive information via a crafted certificate.

Metrics

EPSS Probability
0.90%

55.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
AppleApple Tv4.0
AppleApple Tv4.1
AppleApple Tv4.2
AppleApple Tv4.3
AppleIphone Os3.0
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 Os4.3.5

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-3427?
The Data Security component in Apple iOS before 5 and Apple TV before 4.4 does not properly restrict use of the MD5 hash algorithm within X.509 certificates, which makes it easier for man-in-the-middle attackers to spoof servers or obtain sensitive information via a crafted certificate.
How severe is CVE-2011-3427?
Severity scoring for CVE-2011-3427 is pending analysis. The EPSS model estimates a 0.90% probability of exploitation in the next 30 days.
How do I fix CVE-2011-3427?
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-2011-3427?

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

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Source: NVD / NIST