CVE-2015-7687
9.8
CRITICAL
CVSS 3.1
EPSS 10.1%
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.
How to fix CVE-2015-7687
To remediate CVE-2015-7687, upgrade the affected package to a fixed version below.
- Debian/opensmtpd—upgrade to 5.7.3p1-1 or later
Is CVE-2015-7687 being exploited?
Moderate — EPSS is 10.1%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 5.7.3p1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |