Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2017-0903

Severity CVSS v4.0:
Pending analysis
Type:
CWE-502 Deserialization of Untrusted Dat
Publication date:
11/10/2017
Last modified:
20/04/2025

Description

RubyGems versions between 2.0.0 and 2.6.13 are vulnerable to a possible remote code execution vulnerability. YAML deserialization of gem specifications can bypass class white lists. Specially crafted serialized objects can possibly be used to escalate to remote code execution.

Impact

Vector 3.x
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:rubygems:rubygems:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.0:preview2:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.0:preview2.1:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.0:preview2.2:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.5:*:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.6:*:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.7:*:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.8:*:*:*:*:*:*:*
cpe:2.3:a:rubygems:rubygems:2.0.9:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools