OP
Product
Opensmtpd
6
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 1High 3Medium 2Low 0
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Add Opensmtpd to your stack to get only the CVEs that touch what you run.
| CVE | CVSS | Published | Summary · affected versions |
|---|---|---|---|
| CVE-2020-8794 | 9.8 | Feb 25 | OpenSMTPD before 6.6.4 allows remote code execution because of an out-of-bounds read in mta_io in mta_session.c for multi-line replies Affected: before 6.6.4 |
| CVE-2023-29323 | 7.8 | Apr 4 | ascii_load_sockaddr in smtpd in OpenBSD before 7.1 errata 024 and 7.2 before errata 020, and OpenSMTPD Portable before 7.0.0-portable commit f748277, can abort upon a connection… Affected: before 7.0.0 |
| CVE-2020-35680 | 7.5 | Dec 24 | smtpd/lka_filter.c in OpenSMTPD before 6.8.0p1, in certain configurations, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a… Affected: before 6.8.0; 6.8.0; 6.8.0 |
| CVE-2020-35679 | 7.5 | Dec 24 | smtpd/table.c in OpenSMTPD before 6.8.0p1 lacks a certain regfree, which might allow attackers to trigger a "very significant" memory leak via messages to an instance that… Affected: before 6.8.0; 6.8.0; 6.8.0 |
| CVE-2025-62875 | 5.5 | Nov 20 | An Improper Check for Unusual or Exceptional Conditions vulnerability in OpenSMTPD allows local users to crash OpenSMTPD Affected: 7.7.0 |
| CVE-2020-8793 | 4.7 | Feb 25 | OpenSMTPD before 6.6.4 allows local users to read arbitrary files (e.g., on some Linux distributions) because of a combination of an untrusted search path in makemap.c and race… Affected: before 6.6.4 |
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