CVE catalog
CVE-2015-3900
rubygems: CVE-2015-3900
- Severity
- Low
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 8.87% · Oct 27, 2026
RubyGems 2.0.x before 2.0.16, 2.2.x before 2.2.4, and 2.4.x before 2.4.7 does not validate the hostname when fetching gems or making API requests, which allows remote attackers to redirect requests to arbitrary domains via a crafted DNS SRV record, aka a "DNS hijack attack."
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | jruby | sid | 10.1.2.0+ds-1 | fixed |
| Debian | jruby | forky | 10.1.2.0+ds-1 | fixed |
| Debian | jruby | trixie | 9.4.8.0+ds-3 | fixed |
| Debian | jruby | bookworm | 9.3.9.0+ds-8 | fixed |
| Debian | rubygems | sid | 4.0.22-1 | not affected |
| Debian | rubygems | forky | 4.0.22-1 | not affected |
| Debian | rubygems | trixie | 3.6.7-2 | not affected |
| Debian | rubygems | bookworm | 3.3.15-2+deb12u1 | not affected |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | jruby | source | sid | 1.7.20.1-2 | not yet assigned | Not reported | Not reported |
| Debian | jruby | source | forky | 1.7.20.1-2 | not yet assigned | Not reported | Not reported |
| Debian | jruby | source | trixie | 1.7.20.1-2 | not yet assigned | Not reported | Not reported |
| Debian | jruby | source | bookworm | 1.7.20.1-2 | not yet assigned | Not reported | Not reported |
| Debian | rubygems | source | sid | Not affected | unimportant | Not reported | Not reported |
| Debian | rubygems | source | forky | Not affected | unimportant | Not reported | Not reported |
| Debian | rubygems | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | rubygems | source | bookworm | Not affected | unimportant | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [bundler]Not affected
Source package: [rubygems]
Details (2)
2.3.15-2+deb12u1· all · bookwormNot affected
dsa · rubygems · debian · bookworm
2.3.15-2+deb12u1· all · bookwormNot affected
dsa · rubygems · debian · bookworm
- [jruby]Fixed
Details (2)
9.3.9.0+ds-8· all · bookwormFixed · Fixed:
1.7.20.1-2dsa · jruby · debian · bookworm; dsa · jruby · debian · 12
9.3.9.0+ds-8· all · bookwormFixed · Fixed:
1.7.20.1-2dsa · jruby · debian · bookworm; dsa · jruby · debian · 12
- [ruby-bundler]Not affected
Source package: [rubygems]
Details (2)
2.3.15-2+deb12u1· all · bookwormNot affected
dsa · rubygems · debian · bookworm
2.3.15-2+deb12u1· all · bookwormNot affected
dsa · rubygems · debian · bookworm
- [ruby-rubygems]Not affected
Source package: [rubygems]
Details (2)
3.3.15-2+deb12u1· all · bookwormNot affected
dsa · rubygems · debian · bookworm
3.3.15-2+deb12u1· all · bookwormNot affected
dsa · rubygems · debian · bookworm
[Debian 13 (Trixie)]
- [jruby]Fixed
Details (2)
9.4.8.0+ds-3· all · trixieFixed · Fixed:
1.7.20.1-2dsa · jruby · debian · 13
9.4.8.0+ds-3· all · trixieFixed · Fixed:
1.7.20.1-2dsa · jruby · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2017_1067-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2015-3900]
- [https://security-tracker.debian.org/tracker/CVE-2015-3900]
- [https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-3900.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]