CVE-2020-14350

postgresql: Uncontrolled search path element in CREATE EXTENSION

Severity Score

7.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

It was found that some PostgreSQL extensions did not use search_path safely in their installation script. An attacker with sufficient privileges could use this flaw to trick an administrator into executing a specially crafted script, during the installation or update of such extension. This affects PostgreSQL versions before 12.4, before 11.9, before 10.14, before 9.6.19, and before 9.5.23.

Se detectó que algunas extensiones de PostgreSQL no usaban la función search_path de forma segura en su script de instalación. Un atacante con suficientes privilegios podría usar este fallo para engañar a un administrador para ejecutar un script especialmente diseñado durante la instalación o actualización de dicha extensión. Esto afecta a PostgreSQL versiones anteriores a 12.4, anteriores a 11.9, anteriores a 10.14, anteriores a 9.6.19 y anteriores a 9.5.23.

A flaw was found in PostgreSQL, where some PostgreSQL extensions did not use the search_path safely in their installation script. This flaw allows an attacker with sufficient privileges to trick an administrator into executing a specially crafted script during the extension's installation or update. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-06-17 CVE Reserved
2020-08-24 CVE Published
2023-03-08 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation
CWE-426: Untrusted Search Path

CAPEC

References (12)

URL	Tag	Source
https://security.netapp.com/advisory/ntap-20200918-0002	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00043.html	2023-01-24
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00044.html	2023-01-24
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00049.html	2023-01-24
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00050.html	2023-01-24
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00003.html	2023-01-24
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00008.html	2023-01-24
https://bugzilla.redhat.com/show_bug.cgi?id=1865746	2021-03-25
https://lists.debian.org/debian-lts-announce/2020/08/msg00028.html	2023-01-24
https://security.gentoo.org/glsa/202008-13	2023-01-24
https://usn.ubuntu.com/4472-1	2023-01-24
https://access.redhat.com/security/cve/CVE-2020-14350	2021-03-25

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Postgresql Search vendor "Postgresql"		Postgresql Search vendor "Postgresql" for product "Postgresql"				>= 9.5 < 9.5.23 Search vendor "Postgresql" for product "Postgresql" and version " >= 9.5 < 9.5.23"		-		Affected
Postgresql Search vendor "Postgresql"		Postgresql Search vendor "Postgresql" for product "Postgresql"				>= 9.6 < 9.6.19 Search vendor "Postgresql" for product "Postgresql" and version " >= 9.6 < 9.6.19"		-		Affected
Postgresql Search vendor "Postgresql"		Postgresql Search vendor "Postgresql" for product "Postgresql"				>= 10.0 < 10.14 Search vendor "Postgresql" for product "Postgresql" and version " >= 10.0 < 10.14"		-		Affected
Postgresql Search vendor "Postgresql"		Postgresql Search vendor "Postgresql" for product "Postgresql"				>= 11.0 < 11.9 Search vendor "Postgresql" for product "Postgresql" and version " >= 11.0 < 11.9"		-		Affected
Postgresql Search vendor "Postgresql"		Postgresql Search vendor "Postgresql" for product "Postgresql"				>= 12.0 < 12.4 Search vendor "Postgresql" for product "Postgresql" and version " >= 12.0 < 12.4"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				15.1 Search vendor "Opensuse" for product "Leap" and version "15.1"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				15.2 Search vendor "Opensuse" for product "Leap" and version "15.2"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04"		esm		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				20.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "20.04"		lts		Affected