PCRE before 8.38 Remote Code Execution Vulnerability

CVE-2015-8388 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

PCRE before 8.38 mishandles the /(?=di(?<=(?1))|(?=(.))))/ pattern and related patterns with an unmatched closing parenthesis, which allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.

Learn more about our Web Application Penetration Testing UK.