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CVE-2015-7687

9.8 criticalEPSS 4.1%

Critical (9.8). EPSS 4.1% chance of exploitation in the next 30 days.

Use-after-free vulnerability in OpenSMTPD before 5.7.2 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via vectors involving req_ca_vrfy_smtp and req_ca_vrfy_mta.

Severity

CVSS 3.0

9.8 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
4.1% chance of exploitation in the next 30 days; higher than 90% of CVEs (scores of 2026-10-31)
CWE
CWE-416
Published
Modified
Record from
the NVD, synced

Affected

References

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