7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.019 Low
EPSS
Percentile
88.4%
PCRE before 8.38 mishandles the /(?|(\k’Pm’)|(?‘Pm’))/ pattern and related
patterns with certain forward references, 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.
Author | Note |
---|---|
tyhicks | Issue affects PCRE3 only Marking ‘low’ since it requires PCRE to operate on untrusted regular expressions which is not very likely |
mdeslaur | 0001-Fix-named-forward-reference-to-duplicate-group-numbe.patch in jessie |