Auth bypass in Apple Mac_os_x

CVE-2009-2422

The example code for the digest authentication functionality (http_authentication.rb) in Ruby on Rails before 2.3.3 defines an authenticate_or_request_with_http_digest block that returns nil instead of false when the user does not exist, w…

Vulnerability class: Broken Authentication

EPSS: 0.034 (87.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, Vendor Advisory, third-party-advisory)
  • cve@mitre.org (Patch, VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
  • cve@mitre.org (vendor-advisory, x_refsource_APPLE, Mailing List)
  • cve@mitre.org (x_refsource_CONFIRM, Patch)
  • cve@mitre.org (Patch, vdb-entry, Broken Link, x_refsource_VUPEN, Vendor Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
  • cve@mitre.org (Exploit, Patch, x_refsource_MISC)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_XF)

Frequently asked questions

What is CVE-2009-2422?
CVE-2009-2422 is a critical-severity vulnerability in Apple Mac_os_x, classified under Improper Authentication. CVSS score: 9.8/10. Published 2009-07-10.
How severe is CVE-2009-2422?
Critical severity. CVSS v3 base score is 9.8 out of 10.