CVE-2020-7247 vulnerability in OpenBSD and Other Products
Published on January 29, 2020
Known Exploited Vulnerability
This OpenSMTPD Remote Code Execution Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. 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.
The following remediation steps are recommended / required by April 15, 2022: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2020-7247 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors in an automatable fashion. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
Improper Handling of Exceptional Conditions
The software does not handle or incorrectly handles an exceptional condition.
Products Associated with CVE-2020-7247
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Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.