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
CVSS 2.0 7.5/10
AV:N/AC:L/Au:N/C:P/I:P/A:PWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://lists.apple.com/archives/security-announce/2011//Jul/msg00004.htmlVendor Advisory
- http://lists.apple.com/archives/security-announce/2011//Jul/msg00005.htmlVendor Advisory
- http://secunia.com/advisories/45369Vendor Advisory
- http://securityreason.com/securityalert/8361
- http://securitytracker.com/id?1025837
- http://support.apple.com/kb/HT4824
- http://support.apple.com/kb/HT4825Vendor Advisory
- http://www.securityfocus.com/archive/1/518982/100/0/threaded
- http://www.securityfocus.com/bid/48877
- https://www.trustwave.com/spiderlabs/advisories/TWSL2011-007.txt
- http://lists.apple.com/archives/security-announce/2011//Jul/msg00004.htmlVendor Advisory
- http://lists.apple.com/archives/security-announce/2011//Jul/msg00005.htmlVendor Advisory
- http://secunia.com/advisories/45369Vendor Advisory
- http://securityreason.com/securityalert/8361
- http://securitytracker.com/id?1025837
- http://support.apple.com/kb/HT4824
- http://support.apple.com/kb/HT4825Vendor Advisory
- http://www.securityfocus.com/archive/1/518982/100/0/threaded
- http://www.securityfocus.com/bid/48877
- https://www.trustwave.com/spiderlabs/advisories/TWSL2011-007.txt
Timeline
- Published
- Aug 29, 2011
- Last modified
- Jun 16, 2026
- NVD status
- Modified