Auth bypass in Cisco iOS

CVE-2007-4632

Cisco IOS 12.2E, 12.2F, and 12.2S places a "no login" line into the VTY configuration when an administrator makes certain changes to a (1) VTY/AUX or (2) CONSOLE setting on a device without AAA enabled, which allows remote attackers to bypass authentication and obtain a terminal session, a different vulnerability than CVE-1999-0293 and CVE-2005-2105.

Vulnerability class: Broken Authentication

EPSS: 0.006 (47.0th percentile) — read the EPSS interpretation.

Affected products

  • Cisco Ios — versions 12.2e, 12.2f, 12.2s
  • N/a — versions n/a

Weakness classification (CWE)

References

  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (x_refsource_CISCO, vendor-advisory, Patch, Vendor Advisory)
  • cve@mitre.org (signature, x_refsource_OVAL, Third Party Advisory, vdb-entry)