CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
EPSS
Percentile
92.1%
Perl-Compatible Regular Expression (PCRE) library before 7.0 does not
properly calculate sizes for unspecified “multiple forms of character
class”, which triggers a buffer overflow that allows context-dependent
attackers to cause a denial of service (crash) and possibly execute
arbitrary code.