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rubygemsRubySecRUBY:NOKOGIRI-2021-3518
HistoryMay 23, 2022 - 9:00 p.m.

Nokogiri Implements libxml2 version vulnerable to use-after-free

2022-05-2321:00:00
RubySec
rubysec.com
11
nokogiri
libxml2
vulnerability
use-after-free
confidentiality
integrity
availability

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

JSON

There’s a flaw in libxml2 in versions before 2.9.11. An attacker
who is able to submit a crafted file to be processed by an application
linked with libxml2 could trigger a use-after-free. The greatest
impact from this flaw is to confidentiality, integrity, and availability.

Affected configurations

Vulners
Node
rubynokogiri_gemRange<1.11.4
VendorProductVersionCPE
rubynokogiri_gem*cpe:2.3:a:ruby:nokogiri_gem:*:*:*:*:*:*:*:*

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alpinelinux 1
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ibm 7
redhatcve 1
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cve 1
github 2
debiancve 1
nessus 43
suse 2
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openvas 25
fedora 2
mageia 1
photon 6
debian 1
almalinux 1
altlinux 1
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oraclelinux 1
rocky 1
gentoo 1
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ubuntu 1
cloudfoundry 1
rosalinux 1
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threatpost 1
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Nokogiri Implements libxml2 version vulnerable to use-after-free
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CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

JSON
Related for RUBY:NOKOGIRI-2021-3518
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