NetSight
medium5.0

CVE-2003-0688

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 a…

Impact

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.

Affected products

VendorProductAffected versions
RedhatSendmail
Versions 8.12.5-7, 8.12.8-4
SendmailSendmail
Versions 8.12.1, 8.12.2, 8.12.3, 8.12.4, 8.12.5, 8.12.6
SgiIrix
Versions 6.5.19, 6.5.20, 6.5.21
CompaqTru64
Versions 5.0a, 5.1
FreebsdFreebsd
Versions 4.6, 4.7, 4.8, 5.0
OpenbsdOpenbsd
Version 3.2

References