SMTP OpenSMTPD mta_io Out-of-Bounds-Read Command Execution (CVE-2020-8794)

Rule ID

1136897

Severity

Critical

Description

An out-of-bounds read vulnerability has been reported in the client functionality of OpenSTMPD. The vulnerability is due to improper handling of multiline replies in mta_io().

Impact

Remote code execution

Recommendation

Update vendor's patch.

IPS Category

Exploits

IPS Anomaly Group

N/A

IPS Rule Default Action

Deny

References

CVE-2020-8794

T1059.004

Keywords

N/A

Date Created

2020/04/30

Last Updated

2025/09/24

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