Strix
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CVE-2011-3253

UnknownEPSS 0.57%

Last modified

CVE-2011-3253 is a vulnerability of currently unknown severity. CalDAV in Apple iOS before 5 does not validate X.509 certificates for SSL sessions, which allows man-in-the-middle attackers to spoof calendar servers and obtain sensitive information via an arbitrary certificate.. EPSS estimates a 0.57% chance of exploitation in the next 30 days.

Description

CalDAV in Apple iOS before 5 does not validate X.509 certificates for SSL sessions, which allows man-in-the-middle attackers to spoof calendar servers and obtain sensitive information via an arbitrary certificate.

Metrics

EPSS Probability
0.57%

42.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
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-2011-3253?
CalDAV in Apple iOS before 5 does not validate X.509 certificates for SSL sessions, which allows man-in-the-middle attackers to spoof calendar servers and obtain sensitive information via an arbitrary certificate.
How severe is CVE-2011-3253?
Severity scoring for CVE-2011-3253 is pending analysis. The EPSS model estimates a 0.57% probability of exploitation in the next 30 days.
How do I fix CVE-2011-3253?
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-2011-3253?

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

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Source: NVD / NIST