CVE-2018-14642 Information

Description

An information leak vulnerability was found in Undertow. If all headers are not written out in the first write() call then the code that handles flushing the buffer will always write out the full contents of the writevBuffer buffer which may contain data from previous requests.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Reference

https://access.redhat.com/errata/RHSA-2019:0362 https://access.redhat.com/errata/RHSA-2019:0364 https://access.redhat.com/errata/RHSA-2019:0365 https://access.redhat.com/errata/RHSA-2019:0380 https://access.redhat.com/errata/RHSA-2019:1106 https://access.redhat.com/errata/RHSA-2019:1107 https://access.redhat.com/errata/RHSA-2019:1108 https://access.redhat.com/errata/RHSA-2019:1140 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14642

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

5.3