PT-2025-44722 · Opensmtpd+1 · Opensmtpd+1

Matthias Gerstner · Published 2025-11-01 · Updated 2025-11-21 · CVE-2025-62875

Positive Technologies (AI Summary)

CVSS v4.0

6.9

Medium

Base vector

AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions OpenSMTPD (affected versions not specified)

Description The software is susceptible to a denial-of-service condition through the use of a UNIX domain socket. The issue involves a potential for disruption of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Improper Check for Exceptional Conditions

Weakness Enumeration

CWE-754

Related Identifiers

CVE-2025-62875

OPENSUSE-SU-2025:15700-1

Affected Products

Debian

Opensmtpd

References · 19

• 🔥 http://openwall.com/lists/oss-security/2025/10/31/3 · Exploit
• 🔥 https://security.opensuse.org/2025/10/31/opensmtpd-local-DoS.html#reproducer · Exploit
• 🔥 https://security.opensuse.org/2025/10/31/opensmtpd-local-DoS.html · Exploit
• https://osv.dev/vulnerability/CVE-2025-62875 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-62875 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2025:15700-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-62875 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-62875 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-62875 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-62875 · Security Note
• https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-62875 · Patch
• https://security-tracker.debian.org/tracker/CVE-2025-62875 · Vendor Advisory
• https://github.com/OpenSMTPD/OpenSMTPD/commit/653abf00f5283a2d3247eb9aabf8987d1b2f0510 · Note
• https://twitter.com/oss_security/status/1984461862008995867 · Twitter Post
• https://twitter.com/CVEnew/status/1991550825173229584 · Twitter Post