CVE-2020-1720

medium

Description

A flaw was found in PostgreSQL's "ALTER ... DEPENDS ON EXTENSION", where sub-commands did not perform authorization checks. An authenticated attacker could use this flaw in certain configurations to perform drop objects such as function, triggers, et al., leading to database corruption. This issue affects PostgreSQL versions before 12.2, before 11.7, before 10.12 and before 9.6.17.

References

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00043.html

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1720

https://www.postgresql.org/about/news/2011/

Details

Source: MITRE

Published: 2020-03-17

Updated: 2020-08-17

Type: CWE-862

Risk Information

CVSS v2

Base Score: 3.5

Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N

Impact Score: 2.9

Exploitability Score: 6.8

Severity: LOW

CVSS v3

Base Score: 6.5

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM