All vulnerabilities

Servers and applications

CVE-2018-16395

An issue was discovered in the OpenSSL library in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. When two OpenSSL::X509::Name objects are compared using ==, depending on the ordering, non-equal objects may return true. When the first argument is one character longer than the second, or the second argument contains a character that is one less than a…

Severity
Critical 9.8
Published
16 Nov 2018
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
RubyServers and applications · cpe:a:ruby-lang:ruby
  • From 2.3.0 up to 2.3.7
  • From 2.4.0 up to 2.4.4
  • From 2.5.0 up to 2.5.1
  • Version 2.6.0-preview1
  • Version 2.6.0-preview2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2018-16395
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2018-16395