CVE-2020-1720 : A flaw was found in PostgreSQL's "ALTER ... DEPENDS ON EXTENSION", where sub-com

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.

Published 2020-03-17 16:15:11

Updated 2020-10-15 13:28:17

Source Red Hat, Inc.

View at NVD, CVE.org

Vulnerability category: BypassGain privilege

Products affected by CVE-2020-1720

Redhat » Enterprise Linux » Version: 8.0
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
Matching versions
Redhat » Software Collections » Version: N/A
cpe:2.3:a:redhat:software_collections:-:*:*:*:*:*:*:*
Matching versions
Redhat » Decision Manager » Version: 7.0
cpe:2.3:a:redhat:decision_manager:7.0:*:*:*:*:*:*:*
Matching versions
Postgresql » Postgresql
Versions from including (>=) 9.6 and before (<) 9.6.17
cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*
Matching versions
Postgresql » Postgresql
Versions from including (>=) 12.0 and before (<) 12.2
cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*
Matching versions
Postgresql » Postgresql
Versions from including (>=) 11.0 and before (<) 11.7
cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*
Matching versions
Postgresql » Postgresql
Versions from including (>=) 10.0 and before (<) 10.12
cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2020-1720

Top countries where our scanners detected CVE-2020-1720

Top open port discovered on systems with this issue 80

IPs affected by CVE-2020-1720 205,080

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2020-1720!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2020-1720

EPSS FAQ

0.07%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 27 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-1720

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.5	LOW	AV:N/AC:M/Au:S/C:N/I:P/A:N	6.8	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: Single Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
3.1	LOW	CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N	1.6	1.4	Red Hat, Inc.
Attack Vector: Network Attack Complexity: High Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: Low Availability: None
6.5	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N	2.8	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: None Integrity: High Availability: None

CWE ids for CVE-2020-1720

CWE-285 Improper Authorization

The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.

Assigned by: secalert@redhat.com (Secondary)
CWE-862 Missing Authorization

The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-1720

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

[security-announce] openSUSE-SU-2020:1227-1: moderate: Security update f

CVEs referencing this url
https://www.postgresql.org/about/news/2011/

PostgreSQL: PostgreSQL 12.2, 11.7, 10.12, 9.6.17, 9.5.21, and 9.4.26 Released!
Release Notes;Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1720

1798852 – (CVE-2020-1720) CVE-2020-1720 postgresql: ALTER ... DEPENDS ON EXTENSION is missing authorization checks
Issue Tracking;Patch;Third Party Advisory