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CVE-2020-8793

Published: Feb 25, 2020Updated: Nov 21, 2024 Sources: CVE List NVDCWE-367
NVD MITRE
4.7CVSSMEDIUM
EPSS Score
0.9%
Top 45.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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.

CVSS Vector Breakdown

AV:LAC:HPR:LUI:NS:UC:HI:NA:N
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-367CWE-426

Affected Products

n/an/a
opensmtpdopensmtpd
On-prem
Communications / email-server-client
fedorafedoraproject
On-premOS
Operating Systems / linux-distro
ubuntu linuxcanonical
On-premOS
Operating Systems / linux-distro
opensmtpdoss-projectCommunications
fedoraprojectoss-projectUSOperating Systemsaka fedora project
canonicalcommercialGBOperating Systemsaka canonical ltd.

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Persistence
Privilege Escalation
View detailed technique mapping

References

https://www.openbsd.org/security.html
openbsd.org
http://www.openwall.com/lists/oss-security/2020/02/24/4
openwall.com
http://seclists.org/fulldisclosure/2020/Feb/28
seclists.org
and 2 more references View all →

Timeline

Published
Feb 25, 2020
Last Updated
Nov 21, 2024

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