CVE-2020-25694

Description

A flaw was found in PostgreSQL versions before 13.1, before 12.5, before 11.10, before 10.15, before 9.6.20 and before 9.5.24. If a client application that creates additional database connections only reuses the basic connection parameters while dropping security-relevant parameters, an opportunity for a man-in-the-middle attack, or the ability to observe clear-text transmissions, could exist. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

How to fix CVE-2020-25694

To remediate CVE-2020-25694, upgrade the affected package to a fixed version below.

—upgrade to 11.10-r0 or later
—upgrade to 12.5-r0 or later
—upgrade to 12.5-r0 or later
—upgrade to 9.5.24 or later
—upgrade to 13.1-1 or later
—upgrade to 9.6.20-0+deb9u1 or later

Is CVE-2020-25694 being exploited?

Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.

Affected packages (6)

from 0, < 11.10-r0
from 0, < 12.5-r0
from 0, < 12.5-r0
from 0, < 9.5.24, >= 9.6.0, < 9.6.20, >= 10.0.0, < 10.15.0, >= 11.0.0, < 11.10.0, >= 12.0.0, < 12.5.0, >= 13.0.0, < 13.1.0
from 0, < 13.1-1
from 0, < 9.6.20-0+deb9u1

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	HIGH8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H