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githubGitHub Advisory DatabaseGHSA-73W7-6W9G-GC8W
HistoryMay 13, 2022 - 1:38 a.m.

RubyGems has Origin Validation Error vulnerability

2022-05-1301:38:25
CWE-346
CWE-350
GitHub Advisory Database
github.com
18
rubygems
dns hijacking
vulnerability
mitm attacker
server control

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

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.008

Percentile

81.1%

JSON

RubyGems version 2.6.12 and earlier is vulnerable to a DNS hijacking vulnerability that allows a MITM attacker to force the RubyGems client to download and install gems from a server that the attacker controls.

Affected configurations

Vulners
Node
rubygemsrubygems-updateRange<2.6.13
VendorProductVersionCPE
rubygemsrubygems-update*cpe:2.3:a:rubygems:rubygems-update:*:*:*:*:*:*:*:*

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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

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.008

Percentile

81.1%

JSON
Related for GHSA-73W7-6W9G-GC8W
debiancve1redhatcve1cvelist1prion1hackerone2osv5alpinelinux1rubygems1ubuntucve3veracode1cve1nvd1openvas15ubuntu3nessus26fedora3f51gentoo1mageia1debian2redhat4slackware1amazon2ibm1oraclelinux1centos1