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Numeric Errors

CVE-2011-4079

Severity Medium
Score 4/10

Summary

Off-by-one error in the UTF8StringNormalize function in OpenLDAP 2.4.26 and earlier allows remote attackers to cause a denial of service (slapd crash) via a zero-length string that triggers a heap-based buffer overflow, as demonstrated using an empty postalAddressAttribute value in an LDIF entry.

  • LOW
  • NETWORK
  • SINGLE
  • NONE
  • NONE
  • PARTIAL

CWE-189 - Numeric Errors

Weaknesses in this category are related to improper calculation or conversion of numbers.

References

Advisory Timeline

  • Published