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Status published
Medium
CVE-2024-21654
rubygems.org MFA Bypass through password reset function could allow account takeover
Vulnerability Description
Rubygems.org is the Ruby community's gem hosting service. Rubygems.org users with MFA enabled would normally be protected from account takeover in the case of email account takeover. However, a workaround on the forgotten password form allows an attacker to bypass the MFA requirement and takeover the account. This vulnerability has been patched in commit 0b3272a.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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CVE-2022-36073
RubyGems allows creation of users with arbitrary unverified emails
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CVE-2022-29218
Unauthorized takeover for new versions of some platform-specific gems
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CVE-2022-29176
Unauthorized gem takeover for some gems on rubygems.org
Critical
9.9
Affected Vendor
rubygems
View all reports →Affected Software
rubygems.org
Vulnerable Versions:
< commit 0b3272a
Timeline
Official Publish:
January 12th, 2024
Last Modified:
October 24th, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N