CVE-2018-11627

Sinatra before 2.0.2 has XSS via the 400 Bad Request page that occurs upon a params parser exception.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 35%
VendorProductVersion
sinatrarbsinatra
𝑥
< 2.0.2
redhatcloudforms
4.6
redhatcloudforms
4.7
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
ruby-sinatra
bullseye
2.0.8.1-2
fixed
bullseye (security)
2.0.8.1-2+deb11u1
fixed
bookworm
3.0.5-3
fixed
sid
3.2.0-1
fixed
trixie
3.2.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
ruby-sinatra
jammy
Fixed 2.0.8.1-2
released
impish
Fixed 2.0.8.1-2
released
hirsute
Fixed 2.0.8.1-2
released
groovy
ignored
focal
Fixed 2.0.8.1-1
released
eoan
ignored
disco
ignored
cosmic
ignored
bionic
not-affected
artful
ignored
xenial
not-affected
trusty
dne
Common Weakness Enumeration
References
https://access.redhat.com/errata/RHSA-2019:0212
https://access.redhat.com/errata/RHSA-2019:0315
https://github.com/sinatra/sinatra/commit/12786867d6faaceaec62c7c2cb5b0e2dc074d71a
https://github.com/sinatra/sinatra/issues/1428
https://access.redhat.com/errata/RHSA-2019:0212
https://access.redhat.com/errata/RHSA-2019:0315
https://github.com/sinatra/sinatra/commit/12786867d6faaceaec62c7c2cb5b0e2dc074d71a
https://github.com/sinatra/sinatra/issues/1428