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CVE-2020-7247

OpenSMTPD Remote Code Execution Vulnerability

9.8
CVSS
99.0%
EPSS (exploit prob.)
99.9%
EPSS percentile
Yes
Actively exploited
No
Ransomware use
2022-03-25
Added
→ 0.0 pts
30-day EPSS trend

Summary

smtp_mailaddr in smtp_session.c in OpenSMTPD, as used in OpenBSD and other products, allows remote attackers to execute arbitrary commands as root via a crafted SMTP session.

Affected software

Vendor: OpenBSD  ·  Product: OpenSMTPD

Weakness types (CWE):

CWE-755CWE-78

What to do

This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.

Is your domain exposed?

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Sources: CISA KEV catalog · NVD · FIRST EPSS

This product uses the NVD API but is not endorsed or certified by the NVD.

All information is aggregated from public sources for awareness only and does not constitute an accusation or a security assessment. No personal data or credentials are published.