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CVE-2018-1000076
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…
Critical9.8EPSS 2.9%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.9% · top 13% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.jruby:jruby-stdlibGHSA-mc6j-h948-v2p6 (opens in a new tab)
- RubyGemsrubygems-updateGHSA-mc6j-h948-v2p6 (opens in a new tab)
References (18)
- DSA-4219 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- USN-3621-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2018:3729 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:3730 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [debian-lts-announce] 20180423 [SECURITY] [DLA 1358-1] ruby1.9.1 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2018:3731 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [debian-lts-announce] 20180402 [SECURITY] [DLA 1337-1] jruby security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [debian-lts-announce] 20180714 [SECURITY] [DLA 1421-1] ruby2.1 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- DSA-4259 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://blog.rubygems.org/2018/02/15/2.7.6-released.html (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/rubygems/rubygems/commit/f5042b879259b1f1ce95a0c5082622c646376693 (opens in a new tab)x_refsource_MISCx_transferred
- [debian-lts-announce] 20180401 [SECURITY] [DLA 1336-1] rubygems security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [debian-lts-announce] 20190520 [SECURITY] [DLA 1796-1] jruby security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- openSUSE-SU-2019:1771 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2019:2028 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2020:0542 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2020:0591 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2020:0663 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-mc6j-h948-v2p6 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-1000076)Record last updated .