Vulnerability Database

289,697

Total vulnerabilities in the database

CVE-2015-4020

RubyGems 2.0.x before 2.0.17, 2.2.x before 2.2.5, and 2.4.x before 2.4.8 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 with a domain that is suffixed with the original domain name, aka a "DNS hijack attack." NOTE: this vulnerability exists because to an incomplete fix for CVE-2015-3900.

  • Published: Aug 25, 2015
  • Updated: Apr 13, 2023
  • CVE: CVE-2015-4020
  • Severity: Low
  • Exploit:

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:N/I:P/A:N

CWEs:

Software From Fixed in
oracle / solaris 11.3 11.3.x
rubygems / rubygems 2.4.3 2.4.3.x
rubygems / rubygems 2.2.1 2.2.1.x
rubygems / rubygems 2.2.2 2.2.2.x
rubygems / rubygems 2.0.0-rc2 2.0.0-rc2.x
rubygems / rubygems 2.0.0-preview2.1 2.0.0-preview2.1.x
rubygems / rubygems 2.0.13 2.0.13.x
rubygems / rubygems 2.0.6 2.0.6.x
rubygems / rubygems 2.0.15 2.0.15.x
rubygems / rubygems 2.0.5 2.0.5.x
rubygems / rubygems 2.0.4 2.0.4.x
rubygems / rubygems 2.2.0 2.2.0.x
rubygems / rubygems 2.4.5 2.4.5.x
rubygems / rubygems 2.4.2 2.4.2.x
rubygems / rubygems 2.0.0-rc1 2.0.0-rc1.x
rubygems / rubygems 2.0.10 2.0.10.x
rubygems / rubygems 2.0.16 2.0.16.x
rubygems / rubygems 2.0.0-preview2.2 2.0.0-preview2.2.x
rubygems / rubygems 2.0.14 2.0.14.x
rubygems / rubygems 2.4.4 2.4.4.x
rubygems / rubygems 2.0.0-preview2 2.0.0-preview2.x
rubygems / rubygems 2.0.3 2.0.3.x
rubygems / rubygems 2.4.0 2.4.0.x
rubygems / rubygems 2.0.11 2.0.11.x
rubygems / rubygems 2.4.6 2.4.6.x
rubygems / rubygems 2.0.0 2.0.0.x
rubygems / rubygems 2.2.3 2.2.3.x
rubygems / rubygems 2.0.9 2.0.9.x
rubygems / rubygems 2.4.1 2.4.1.x
rubygems / rubygems 2.0.2 2.0.2.x
rubygems / rubygems 2.0.12 2.0.12.x
rubygems / rubygems 2.0.7 2.0.7.x
rubygems / rubygems 2.4.7 2.4.7.x
rubygems / rubygems 2.2.4 2.2.4.x
rubygems / rubygems 2.0.1 2.0.1.x
rubygems / rubygems 2.0.8 2.0.8.x