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Unchecked Return Value

CVE-2009-0265

High
7.5/10

Summary

Internet Systems Consortium (ISC) BIND 9.6.0 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077 and CVE-2009-0025.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • NONE

CWE-252 - Unchecked Return Value

The software does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions.

References

Advisory Timeline

  • Published