Security readout for executives and security teams
This issue affects older RubyGems versions bundled with several Ruby release lines. A malicious gem could use an invalid homepage URL in its metadata. The public record does not provide a CVSS score or detailed business impact, so urgency depends on whether systems still use affected RubyGems versions or process untrusted gems. Exposure is most likely on legacy Ruby, RubyGems, JRuby, developer workstation, CI, build, or packaging systems that install, publish, inspect, or otherwise process gem metadata from untrusted or third-party gems. Treat this as a legacy dependency hygiene issue unless RubyGems processing is exposed to untrusted packages at scale. Prioritize CI, build, and developer environments first, because those are most likely to process third-party gem metadata. Mitigation focus: Upgrade RubyGems to a fixed version, with 2.7.6 cited by the CVE record.; Apply relevant operating-system vendor updates for Ruby, RubyGems, or JRuby packages.; Reduce use of untrusted gem sources in CI and build environments..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2018-1000077 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- DSA-4219CVE reference · vendor-advisory, x_refsource_DEBIAN
- USN-3621-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- RHSA-2018:3729CVE reference · vendor-advisory, x_refsource_REDHAT
- RHSA-2018:3730CVE reference · vendor-advisory, x_refsource_REDHAT
- [debian-lts-announce] 20180423 [SECURITY] [DLA 1358-1] ruby1.9.1 security updateCVE reference · mailing-list, x_refsource_MLIST
- RHSA-2018:3731CVE reference · vendor-advisory, x_refsource_REDHAT
- [debian-lts-announce] 20180402 [SECURITY] [DLA 1337-1] jruby security updateCVE reference · mailing-list, x_refsource_MLIST
- [debian-lts-announce] 20180714 [SECURITY] [DLA 1421-1] ruby2.1 security updateCVE reference · mailing-list, x_refsource_MLIST
- DSA-4259CVE reference · vendor-advisory, x_refsource_DEBIAN
- https://github.com/rubygems/rubygems/commit/feadefc2d351dcb95d6492f5ad17ebca546eb964CVE reference · x_refsource_MISC
- [debian-lts-announce] 20180401 [SECURITY] [DLA 1336-1] rubygems security updateCVE reference · mailing-list, x_refsource_MLIST
- [debian-lts-announce] 20190520 [SECURITY] [DLA 1796-1] jruby security updateCVE reference · mailing-list, x_refsource_MLIST
- RHSA-2019:2028CVE reference · vendor-advisory, x_refsource_REDHAT
- RHSA-2020:0542CVE reference · vendor-advisory, x_refsource_REDHAT
- RHSA-2020:0591CVE reference · vendor-advisory, x_refsource_REDHAT
- RHSA-2020:0663CVE reference · vendor-advisory, x_refsource_REDHAT
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.