SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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.

LOW 2.6EPSS 0.57%

Does this matter?

Lower severity and a low EPSS score (0.57%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 2.0
2.6 LOWAV:N/AC:H/Au:N/C:P/I:N/A:N
EPSS
0.57% probability · 45th percentile
CISA KEV
Not listed
Weakness
CWE-200
Affected
apple/iphone os
Source
product-security@apple.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.