CVEvulnerability
CVE-2020-8793
4.7 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2020-02-25
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.7 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 4.7 MEDIUM — AV:L/AC:M/Au:N/C:C/I:N/A:N
- Weaknesses
- CWE-367, CWE-426
Description
OpenSMTPD before 6.6.4 allows local users to read arbitrary files (e.g., on some Linux distributions) because of a combination of an untrusted search path in makemap.c and race conditions in the offline functionality in smtpd.c.
Affected configurations
• opensmtpd opensmtpd (< 6.6.4)
• fedoraproject fedora 32
• canonical ubuntu linux 18.04
• canonical ubuntu linux 19.10
Related
References
- http://seclists.org/fulldisclosure/2020/Feb/28 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/02/24/4 Exploit, Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OPH4QU4DNVHA7ACFXMYFCEP5PSXXPN4E/ lists.fedoraproject.org
- https://usn.ubuntu.com/4294-1/ Third Party Advisory
- https://www.openbsd.org/security.html Third Party Advisory
- http://seclists.org/fulldisclosure/2020/Feb/28 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2020/02/24/4 Exploit, Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OPH4QU4DNVHA7ACFXMYFCEP5PSXXPN4E/ lists.fedoraproject.org
- https://usn.ubuntu.com/4294-1/ Third Party Advisory
- https://www.openbsd.org/security.html Third Party Advisory