VULNERABILITY INTELLIGENCE
CVE-2015-7687
CVSS score9.8 CRITICAL
EPSS probability4.04%
CISA KEVNot currently listed
Published2017-10-16
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
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.
Weakness classification
- CWE-416: Use After Free
Primary references
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — Mailing List, Third Party Advisory, VDB Entry
- cve@mitre.org — Third Party Advisory, VDB Entry
- cve@mitre.org — Issue Tracking, Third Party Advisory, VDB Entry
- cve@mitre.org — Release Notes, Vendor Advisory
- cve@mitre.org — Exploit, Technical Description, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Third Party Advisory, VDB Entry