CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
EPSS
Percentile
91.4%
Perl-Compatible Regular Expression (PCRE) library before 6.7 allows
context-dependent attackers to cause a denial of service (error or crash)
via a regular expression that involves a “malformed POSIX character class”,
as demonstrated via an invalid character after a [[ sequence.