CVE-2011-0199: Input Validation
First published: Fri Jun 24 2011(Updated: )
The Certificate Trust Policy component in Apple Mac OS X before 10.6.8 does not perform CRL checking for Extended Validation (EV) certificates that lack OCSP URLs, which might allow man-in-the-middle attackers to spoof an SSL server via a revoked certificate.
Credit: product-security@apple.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apple iOS and macOS | >=10.6.0<10.6.8 | |
| Apple macOS Server | >=10.6.0<10.6.8 | |
| Apple iOS and macOS | =10.6.7 | |
| Apple iOS and macOS | =10.6.3 | |
| Apple iOS and macOS | =10.6.6 | |
| Apple iOS and macOS | =10.6.1 | |
| Apple iOS and macOS | =10.6.0 | |
| Apple iOS and macOS | =10.6.2 | |
| Apple iOS and macOS | =10.6.4 | |
| Apple iOS and macOS | =10.6.5 | |
| Apple macOS Server | =10.6.3 | |
| Apple macOS Server | =10.6.6 | |
| Apple macOS Server | =10.6.4 | |
| Apple macOS Server | =10.6.7 | |
| Apple macOS Server | =10.6.5 | |
| Apple macOS Server | =10.6.1 | |
| Apple macOS Server | =10.6.2 | |
| Apple macOS Server | =10.6.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2011-0199?
CVE-2011-0199 is considered a critical vulnerability as it allows man-in-the-middle attacks through the spoofing of SSL servers using revoked certificates.
How do I fix CVE-2011-0199?
To fix CVE-2011-0199, users should update their systems to Mac OS X versions 10.6.8 or later, where this vulnerability is addressed.
What type of attack does CVE-2011-0199 expose users to?
CVE-2011-0199 exposes users to man-in-the-middle attacks, which can lead to SSL server spoofing.
Which versions of Mac OS X are affected by CVE-2011-0199?
CVE-2011-0199 affects Apple Mac OS X versions before 10.6.8, including all versions from 10.6.0 to 10.6.7.
Is CVE-2011-0199 related to Extended Validation certificates?
Yes, CVE-2011-0199 specifically concerns the lack of CRL checking for Extended Validation certificates that do not have OCSP URLs.
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- vendor/apple
- canonical/apple ios and macos
- version/apple ios and macos/10.6.0
- canonical/apple macos server
- version/apple macos server/10.6.0
- version/apple ios and macos/10.6.7
- version/apple ios and macos/10.6.3
- version/apple ios and macos/10.6.6
- version/apple ios and macos/10.6.1
- version/apple ios and macos/10.6.2
- version/apple ios and macos/10.6.4
- version/apple ios and macos/10.6.5
- version/apple macos server/10.6.3
- version/apple macos server/10.6.6
- version/apple macos server/10.6.4
- version/apple macos server/10.6.7
- version/apple macos server/10.6.5
- version/apple macos server/10.6.1
- version/apple macos server/10.6.2