CVE-2017-12638

9.8 criticalEPSS 2.5%

Critical (9.8) in ipswitch imail server. EPSS 2.5% chance of exploitation in the next 30 days.

Stack based buffer overflow in Ipswitch IMail server up to and including 12.5.5 allows remote attackers to execute arbitrary code via unspecified vectors in IMmailSrv, aka ETBL or ETCETERABLUE.

Severity

CVSS 3.0

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.5% chance of exploitation in the next 30 days; higher than 84% of CVEs (scores of 2026-10-31)
CWE: CWE-119
Published: 2017-10-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

ipswitch:imail_server

References

https://docs.ipswitch.com/_Messaging/IMailServer/v12.5.6/ReleaseNotes/index.htm#link8
https://docs.ipswitch.com/_Messaging/IMailServer/v12.5.6/ReleaseNotes/index.htm#link8

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