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CVE-2018-3740

Published: 30 March 2018

A specially crafted HTML fragment can cause Sanitize gem for Ruby to allow non-whitelisted attributes to be used on a whitelisted HTML element.

Priority

Unknown

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
ruby-sanitize
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic
Released (2.1.0-2+deb9u1build0.18.04.1)
cosmic Not vulnerable
(4.6.6-1)
trusty Does not exist

upstream
Released (4.6.5-1, 4.6.6-1)
xenial
Released (2.1.0-2+deb9u1build0.16.04.1)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact High
Availability impact None
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N