Base Score

HIGH7.5

CVE-2018-3740

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

VectorNETWORK

Published Bysupport@hackerone.com

Published DateMar 30, 2018, 19:29

Affected Versions(1)

sanitize(RubyGems)

Introduced3.0.0

Fixed4.6.3

LimitN/A

Package (Ecosystem)	Introduced	Fixed	Limit
sanitize(RubyGems)	3.0.0	4.6.3	N/A

Weakness Type (CWE):CWE-20

CVSS Metrics

Base Score

7.5

Vector String

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

Base Severity

HIGH

Version

3.0

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

NONE

Integrity (I)

HIGH

Availability (A)

NONE

References

Base Score

HIGH7.5

Weakness Type (CWE):CWE-20

CVSS Metrics

Base Score

7.5

Vector String

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

Base Severity

HIGH

Version

3.0

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

NONE

Integrity (I)

HIGH

Availability (A)

NONE