CVE-2018-1000076

unknown

Published 2022-05-14 · Modified 2024-03-11

CVSS v3

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

CVSS v2

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VIR risk

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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.

Predictions

Exploit likelihood

30%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-1000076

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-1000076.html

OS impact

OS	Version	Status	Fixed in
sles		affected
debian	bookworm	fixed	`9.1.17.0-1`
debian	forky	fixed	`9.1.17.0-1`
debian	sid	fixed	`9.1.17.0-1`
debian	trixie	fixed	`9.1.17.0-1`
debian	bullseye	fixed	`3.2.0~rc.1-1`

Package impact

Ecosystem	Package	Vulnerable	Fixed
RubyGems	rubygems-update	`!< 2.2.0\|\|<>= 2.7.6`	`>= 2.7.6`
RubyGems	rubygems-update	`>=2.2.0,<2.7.6`	`2.7.6`
Maven	org.jruby:jruby-stdlib	`<9.1.16.0`	`9.1.16.0`

References

Verify integrity in audit chain (admin only). AS-IS.