CVE-1999-1109

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 7.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 1999-12-22 · updated 2026-06-16

Description

Sendmail before 8.10.0 allows remote attackers to cause a denial of service by sending a series of ETRN commands then disconnecting from the server, while Sendmail continues to process the commands after the connection has been terminated.

Affected products

Sendmail: through 8.10.0

References

http://marc.info/?l=bugtraq&m=94632241202626&w=2
http://marc.info/?l=bugtraq&m=94780566911948&w=2
http://www.iss.net/security_center/static/7760.php
http://www.securityfocus.com/bid/904
http://marc.info/?l=bugtraq&m=94632241202626&w=2
http://marc.info/?l=bugtraq&m=94780566911948&w=2
http://www.iss.net/security_center/static/7760.php
http://www.securityfocus.com/bid/904

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