CVE-2015-7687

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.

Score

CVSS 3.0 9.8 Critical

Status

Modified - cve@mitre.org

Published

2017-10-16

Last modified

2024-08-06

Weaknesses

CWE-416

Affected products

• Fedora (Fedoraproject)
• Opensmtpd (Openbsd)

References

• http://lists.fedoraproject.org/pipermail/package-announce/2015-November/170448.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169600.html
• http://www.openwall.com/lists/oss-security/2015/10/03/1
• http://www.securityfocus.com/bid/76975
• https://bugzilla.redhat.com/show_bug.cgi?id=1268793
• https://www.opensmtpd.org/announces/release-5.7.2.txt
• https://www.qualys.com/2015/10/02/opensmtpd-audit-report.txt