CVE-2020-8793

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.
Configurations

Configuration 1 (hide)

cpe:2.3:a:opensmtpd:opensmtpd:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*

History

07 Nov 2023, 03:26

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OPH4QU4DNVHA7ACFXMYFCEP5PSXXPN4E/', 'name': 'FEDORA-2020-b92d7083ca', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OPH4QU4DNVHA7ACFXMYFCEP5PSXXPN4E/ -

01 Jan 2022, 19:30

Type Values Removed Values Added
CPE cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
First Time Canonical ubuntu Linux
Canonical
Fedoraproject fedora
Fedoraproject
References (UBUNTU) https://usn.ubuntu.com/4294-1/ - (UBUNTU) https://usn.ubuntu.com/4294-1/ - Third Party Advisory
References (FULLDISC) http://seclists.org/fulldisclosure/2020/Feb/28 - (FULLDISC) http://seclists.org/fulldisclosure/2020/Feb/28 - Mailing List, Third Party Advisory
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OPH4QU4DNVHA7ACFXMYFCEP5PSXXPN4E/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OPH4QU4DNVHA7ACFXMYFCEP5PSXXPN4E/ - Mailing List, Third Party Advisory

Information

Published : 2020-02-25 17:15

Updated : 2023-12-10 13:13


NVD link : CVE-2020-8793

Mitre link : CVE-2020-8793

CVE.ORG link : CVE-2020-8793


JSON object : View

Products Affected

canonical

  • ubuntu_linux

opensmtpd

  • opensmtpd

fedoraproject

  • fedora
CWE
CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

CWE-426

Untrusted Search Path