CVE-2018-1000119 Information

Description

Sinatra rack-protection versions 1.5.4 and 2.0.0.rc3 and earlier contains a timing attack vulnerability in the CSRF token checking that can result in signatures can be exposed. This attack appear to be exploitable via network connectivity to the ruby application. This vulnerability appears to have been fixed in 1.5.5 and 2.0.0.

CVSS Vector

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

Reference

https://access.redhat.com/errata/RHSA-2018:1060 https://github.com/sinatra/rack-protection/pull/98 https://github.com/sinatra/sinatra/commit/8aa6c42ef724f93ae309fb7c5668e19ad547ecebcommitcomment-27964109 https://www.debian.org/security/2018/dsa-4247

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.9