CVE-2018-1000076 - CVE House
Back to Database
Status published Critical CVE-2018-1000076

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3...

Vulnerability Description

RubyGems version Ruby 2.2 series: 2.2.9 and earlier, Ruby 2.3 series: 2.3.6 and earlier, Ruby 2.4 series: 2.4.3 and earlier, Ruby 2.5 series: 2.5.0 and earlier, prior to trunk revision 62422 contains a Improper Verification of Cryptographic Signature vulnerability in package.rb that can result in a mis-signed gem could be installed, as the tarball would contain multiple gem signatures.. This vulnerability appears to have been fixed in 2.7.6.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2018-1000076

Credits & Attribution

No credits recorded in the NVD database.

References

More from rubygems

View All →
CVE-2024-35221
Denial of service when publishing a package on rubygems.org
Medium 4.3
CVE-2024-21654
rubygems.org MFA Bypass through password reset function could allow account takeover
Medium 4.8
CVE-2023-40165
Unauthorized gem replacement for full names ending in numbers on rubygems.org
High 7.4
CVE-2022-36073
RubyGems allows creation of users with arbitrary unverified emails
High 8.3
CVE-2022-29218
Unauthorized takeover for new versions of some platform-specific gems
High 7.7

Affected Vendor

Affected Software

rubygems, debian linux
Vulnerable Versions:
0, 7.0

Timeline

Official Publish: March 13th, 2018
Last Modified: August 5th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.