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rubygemsRubySecRUBY:NOKOGIRI-2016-4658
HistoryMar 10, 2017 - 9:00 p.m.

Nokogiri gem contains several vulnerabilities in libxml2 and libxslt

2017-03-1021:00:00
RubySec
rubysec.com
24

10 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.106 Low

EPSS

Percentile

95.1%

Nokogiri version 1.7.1 has been released, pulling in several upstream
patches to the vendored libxml2 to address the following CVEs:

CVE-2016-4658
CVSS v3 Base Score: 9.8 (Critical)
libxml2 in Apple iOS before 10, OS X before 10.12, tvOS before 10, and
watchOS before 3 allows remote attackers to execute arbitrary code or cause
a denial of service (memory corruption) via a crafted XML document.

CVE-2016-5131
CVSS v3 Base Score: 8.8 (HIGH)
Use-after-free vulnerability in libxml2 through 2.9.4, as used in Google
Chrome before 52.0.2743.82, allows remote attackers to cause a denial of
service or possibly have unspecified other impact via vectors related to
the XPointer range-to function.

CPENameOperatorVersion
nokogirilt1.7.1

10 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.106 Low

EPSS

Percentile

95.1%