CVE-1999-0682

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 26.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2000-01-04 · updated 2026-06-16

Description

Microsoft Exchange 5.5 allows a remote attacker to relay email (i.e. spam) using encapsulated SMTP addresses, even if the anti-relaying features are enabled.

Affected products

Microsoft Exchange Server: 5.5-sp1, 5.5-sp2; 5.5

References

http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ237927
http://www.ciac.org/ciac/bulletins/j-056.shtml
http://www.securityfocus.com/bid/567
https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-027
http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ237927
http://www.ciac.org/ciac/bulletins/j-056.shtml
http://www.securityfocus.com/bid/567
https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-027

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