SID 16080

References

Bugtraq

CVE

Msg

"SPECIFIC-THREATS KAME racoon X509 certificate verification bypass attempt"

Summary

This event is generated when an attempt is made to exploit a known vulnerability in ipsec-tools.

Classtype

attempted-user

Impact

Denial of Service. Information disclosure. Loss of integrity. Complete admin access.

Detailed Information

The eay_check_x509cert function in KAME Racoon successfully verifies certificates even when OpenSSL validation fails, which could allow remote attackers to bypass authentication.

Affected Systems

  • ipsec-tools 0.3
  • ipsec-tools 0.3.1
  • ipsec-tools 0.3.2
  • ipsec-tools 0.3_rc1
  • ipsec-tools 0.3_rc2
  • ipsec-tools 0.3_rc3
  • ipsec-tools 0.3_rc4
  • ipsec-tools 0.3_rc5

Ease Of Attack

Simple. Exploits exist.

False Positives

None known.

False Negatives

None known.

Corrective Action

Upgrade to the latest non-affected version of the software.

Apply the appropriate vendor supplied patches.

Contributors

  • Sourcefire Vulnerability Research Team
  • This document was generated from data supplied by the National Vulnerability Database. A product of the National Institute of Standards and Technology.
  • For more information see http://nvd.nist.gov/