CVE-2020-25694Use of a Broken or Risky Cryptographic Algorithm in Postgresql

Severity
8.1HIGHNVD
EPSS
0.4%
top 41.87%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedNov 16
Latest updateFeb 15

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 a

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.2 | Impact: 5.9

Affected Packages4 packages

debiandebian/postgresql-13< postgresql-13 13.1-1 (bullseye)
NVDpostgresql/postgresql9.6.09.6.20+5
CVEListV5postgresql/postgresqlAll PostgreSQL versions before 13.1, before 12.5, before 11.10, before 10.15, before 9.6.20 and before 9.5.24

Also affects: Debian Linux 9.0

Patches

🔴Vulnerability Details

3
GHSA
Use of a Broken or Risky Cryptographic Algorithm in PostgreSQL2022-02-15
OSV
postgresql-10, postgresql-12, postgresql-9.5 vulnerabilities2020-11-17
OSV
CVE-2020-25694: A flaw was found in PostgreSQL versions before 132020-11-16

📋Vendor Advisories

4
Ubuntu
PostgreSQL vulnerabilities2020-11-17
Red Hat
postgresql: Reconnection can downgrade connection security settings2020-11-12
Microsoft
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 reu2020-11-10
Debian
CVE-2020-25694: postgresql-13 - A flaw was found in PostgreSQL versions before 13.1, before 12.5, before 11.10, ...2020

💬Community

1
Bugzilla
CVE-2020-25694 postgresql: Reconnection can downgrade connection security settings2020-11-04
CVE-2020-25694 — Postgresql vulnerability | cvebase