CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
EPSS
Percentile
55.9%
Opera 9 drops DNS pins based on failed connections to irrelevant TCP ports,
which makes it easier for remote attackers to conduct DNS rebinding
attacks, as demonstrated by a port 81 URL in an IMG SRC, when the DNS pin
had been established for a session on port 80.