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rubygemsRubySecRUBY:RUBYGEMS-UPDATE-2019-8325
HistoryMar 04, 2019 - 9:00 p.m.

Escape sequence injection vulnerability in errors

2019-03-0421:00:00
RubySec
blog.rubygems.org
8

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

An issue was discovered in RubyGems 2.6 and later through 3.0.2. Since
Gem::CommandManager#run calls alert_error without escaping, escape sequence
injection is possible. (There are many ways to cause an error.)

Affected configurations

Vulners
Node
rubyrubygems-updateRange3.0.3
OR
rubyrubygems-updateRange2.7.02.7.9
VendorProductVersionCPE
rubyrubygems-update*cpe:2.3:a:ruby:rubygems-update:*:*:*:*:*:*:*:*

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N