CVE-2011-0228

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Summary

CVECVE-2011-0228
StatePUBLISHED
Assignerapple
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-08-29 20:55:00 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 7.5 from [email protected]

AV:N/AC:L/Au:N/C:P/I:P/A:P

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:L/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Apple Iphone Os 1.0.0 All All All
Operating System Apple Iphone Os 1.0.1 All All All
Operating System Apple Iphone Os 1.0.2 All All All
Operating System Apple Iphone Os 1.1.0 All All All
Operating System Apple Iphone Os 1.1.1 All All All
Operating System Apple Iphone Os 1.1.2 All All All
Operating System Apple Iphone Os 1.1.3 All All All
Operating System Apple Iphone Os 1.1.4 All All All
Operating System Apple Iphone Os 1.1.5 All All All
Operating System Apple Iphone Os 2.0 All All All
Operating System Apple Iphone Os 2.0.0 All All All
Operating System Apple Iphone Os 2.0.1 All All All
Operating System Apple Iphone Os 2.0.2 All All All
Operating System Apple Iphone Os 2.1 All All All
Operating System Apple Iphone Os 2.1.1 All All All
Operating System Apple Iphone Os 2.2 All All All
Operating System Apple Iphone Os 2.2.1 All All All
Operating System Apple Iphone Os 3.0 All All All
Operating System Apple Iphone Os 3.0.1 All All All
Operating System Apple Iphone Os 3.1 All All All
Operating System Apple Iphone Os 3.1.2 All All All
Operating System Apple Iphone Os 3.1.3 All All All
Operating System Apple Iphone Os 3.2 All All All
Operating System Apple Iphone Os 3.2.1 All All All
Operating System Apple Iphone Os 3.2.2 All All All
Operating System Apple Iphone Os 4.0 All All All
Operating System Apple Iphone Os 4.0.1 All All All
Operating System Apple Iphone Os 4.0.2 All All All
Operating System Apple Iphone Os 4.1 All All All
Operating System Apple Iphone Os 4.2.1 All All All
Operating System Apple Iphone Os 4.2.5 All All All
Operating System Apple Iphone Os 4.2.8 All All All
Operating System Apple Iphone Os 4.3.0 All All All
Operating System Apple Iphone Os 4.3.1 All All All
Operating System Apple Iphone Os 4.3.2 All All All
Operating System Apple Iphone Os 4.3.3 All All All
Operating System Apple Iphone Os 4.3.4 All All All
Operating System Apple Iphone Os All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Apple iOS Certificate Chain Validation Flaw Lets Certain Remote Users Access or Modify SSL/TLS Sessions - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 securitytracker.com
Apple iOS "basicConstraints" X.509 Certificate Chain Validation Vulnerability - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
About the security content of iOS 4.2.10 Software Update for iPhone - Apple Support af854a3a-2127-422b-91ae-364da2661108 support.apple.com Vendor Advisory
404 Not Found | Trustwave af854a3a-2127-422b-91ae-364da2661108 www.trustwave.com
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
About the security content of iOS 4.3.5 Software Update for iPhone - Apple Support af854a3a-2127-422b-91ae-364da2661108 support.apple.com
Apple - Lists.apple.com af854a3a-2127-422b-91ae-364da2661108 lists.apple.com Vendor Advisory
Apple iOS Data Security Certificate Chain Validation Security Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
APPLE-SA-2011-07-25-2 iOS 4.2.10 Software Update for iPhone af854a3a-2127-422b-91ae-364da2661108 lists.apple.com Vendor Advisory
iOS SSL Implementation Does Not Validate Certificate Chain - CXSecurity.com af854a3a-2127-422b-91ae-364da2661108 securityreason.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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