7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
8.4 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
0.005 Low
EPSS
Percentile
75.2%
It was discovered that Undertow before 1.4.17, 1.3.31 and 2.0.0 processes http request headers with unusual whitespaces which can cause possible http request smuggling.
access.redhat.com/errata/RHSA-2017:3454
access.redhat.com/errata/RHSA-2017:3455
access.redhat.com/errata/RHSA-2017:3456
access.redhat.com/errata/RHSA-2017:3458
access.redhat.com/errata/RHSA-2018:0002
access.redhat.com/errata/RHSA-2018:0003
access.redhat.com/errata/RHSA-2018:0004
access.redhat.com/errata/RHSA-2018:0005
access.redhat.com/errata/RHSA-2018:1322
bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12165
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
8.4 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
0.005 Low
EPSS
Percentile
75.2%