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Denial of Service in Sendmail via the enhdnsbl Feature

oval:org.mitre.oval:def:597

The DNS map code in Sendmail 8.12.8 and earlier when using the "enhdnsbl" feature does not properly initialize certain data structures which allows remote attackers to cause a denial of service (process crash) via an invalid DNS response that causes Sendmail to free incorrect data.

Family:
unix
Status:
ACCEPTED
Platform(s):
  • Red Hat Linux 9
Class:
vulnerability
Reference(s):
  • CVE-2003-0688
Product(s):
  • Sendmail