UBUNTU-CVE-2015-7687

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Source

https://ubuntu.com/security/CVE-2015-7687

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-7687.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2015-7687

Upstream

CVE-2015-7687

Published

2017-10-16T18:29:00Z

Modified

2025-09-08T16:43:28Z

Severity

9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

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.

References

Affected packages

Ubuntu:Pro:14.04:LTS / opensmtpd

Package

Name: opensmtpd
Purl: pkg:deb/ubuntu/opensmtpd@5.4.1p1-1ubuntu0.1~esm1?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Affected versions

5.*

5.3.3p1-4

5.4.1p1-1

5.4.1p1-1ubuntu0.1~esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "opensmtpd",
            "binary_version": "5.4.1p1-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-7687.json"