Untrusted Search Path Affecting opensmtpd package, versions <6.0.3p1-1ubuntu0.2


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
0.05% (25th percentile)

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  • Snyk IDSNYK-UBUNTU1804-OPENSMTPD-557101
  • published24 Feb 2020
  • disclosed25 Feb 2020

Introduced: 24 Feb 2020

CVE-2020-8793  (opens in a new tab)
CWE-426  (opens in a new tab)
CWE-367  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 opensmtpd to version 6.0.3p1-1ubuntu0.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream opensmtpd package and not the opensmtpd package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

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 Base Scores

version 3.1