CVE-2020-11652

SaltStack Salt Path Traversal Vulnerability

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in SaltStack Salt before 2019.2.4 and 3000 before 3000.2. The salt-master process ClearFuncs class allows access to some methods that improperly sanitize paths. These methods allow arbitrary directory access to authenticated users.

Se descubrió un problema en SaltStack Salt versiones anteriores a la versión 2019.2.4 y versiones 3000 anteriores a 3000.2. La clase ClearFuncs del proceso Salt-master permite acceder a algunos métodos que sanean inapropiadamente las rutas. Estos métodos permiten acceso a directorios arbitrarios a usuarios autenticados.

Saltstack version 3000.1 suffers from a remote code execution vulnerability.

SaltStack Salt contains a path traversal vulnerability in the salt-master process ClearFuncs which allows directory access to authenticated users. Salt users who follow fundamental internet security guidelines and best practices are not affected by this vulnerability.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-04-08 CVE Reserved
2020-04-30 CVE Published
2020-05-05 First Exploit
2021-11-03 Exploited in Wild
2022-05-03 KEV Due Date
2024-08-04 CVE Updated
2024-11-11 EPSS Updated

CWE

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CAPEC

References (22)

URL	Tag	Source
http://packetstormsecurity.com/files/157560/Saltstack-3000.1-Remote-Code-Execution.html	Third Party Advisory
http://support.blackberry.com/kb/articleDetail?articleNumber=000063758	Third Party Advisory
http://www.vmware.com/security/advisories/VMSA-2020-0009.html	Third Party Advisory
https://github.com/saltstack/salt/blob/v3000.2_docs/doc/topics/releases/3000.2.rst	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/05/msg00027.html	Mailing List
https://labs.f-secure.com/advisories/saltstack-authorization-bypass
https://community.saltstack.com/blog/critical-vulnerabilities-update-cve-2020-11651-and-cve-2020-11652
https://www.vmware.com/security/advisories/VMSA-2020-0009.html
https://github.com/saltstack/salt/blob/master/tests/integration/master/test_clear_funcs.py

URL	Date	SRC
https://www.exploit-db.com/exploits/48421	2020-05-05
https://github.com/ssrsec/CVE-2020-11651-CVE-2020-11652-EXP	2023-03-21
https://github.com/Al1ex/CVE-2020-11652	2020-12-25
https://github.com/limon768/CVE-2020-11652-POC	2024-01-17
https://github.com/fanjq99/CVE-2020-11652	2020-05-22
https://github.com/appcheck-ng/salt-rce-scanner-CVE-2020-11651-CVE-2020-11652	2020-11-30
http://packetstormsecurity.com/files/157678/SaltStack-Salt-Master-Minion-Unauthenticated-Remote-Code-Execution.html	2024-08-04

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00047.html	2022-05-03
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00070.html	2022-05-03
https://docs.saltstack.com/en/latest/topics/releases/2019.2.4.html	2022-05-03
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-salt-2vx545AG	2020-04-30
https://usn.ubuntu.com/4459-1	2022-05-03
https://www.debian.org/security/2020/dsa-4676	2022-05-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Saltstack Search vendor "Saltstack"		Salt Search vendor "Saltstack" for product "Salt"				< 2019.2.4 Search vendor "Saltstack" for product "Salt" and version " < 2019.2.4"		-		Affected
Saltstack Search vendor "Saltstack"		Salt Search vendor "Saltstack" for product "Salt"				>= 3000 < 3000.2 Search vendor "Saltstack" for product "Salt" and version " >= 3000 < 3000.2"		-		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
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		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
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		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
Blackberry Search vendor "Blackberry"		Workspaces Server Search vendor "Blackberry" for product "Workspaces Server"				<= 7.1.3 Search vendor "Blackberry" for product "Workspaces Server" and version " <= 7.1.3"		-		Affected
Blackberry Search vendor "Blackberry"		Workspaces Server Search vendor "Blackberry" for product "Workspaces Server"				>= 8.0.0 <= 8.2.6 Search vendor "Blackberry" for product "Workspaces Server" and version " >= 8.0.0 <= 8.2.6"		-		Affected
Blackberry Search vendor "Blackberry"		Workspaces Server Search vendor "Blackberry" for product "Workspaces Server"				9.1.0 Search vendor "Blackberry" for product "Workspaces Server" and version "9.1.0"		-		Affected
Vmware Search vendor "Vmware"		Application Remote Collector Search vendor "Vmware" for product "Application Remote Collector"				7.5.0 Search vendor "Vmware" for product "Application Remote Collector" and version "7.5.0"		-		Affected
Vmware Search vendor "Vmware"		Application Remote Collector Search vendor "Vmware" for product "Application Remote Collector"				8.0.0 Search vendor "Vmware" for product "Application Remote Collector" and version "8.0.0"		-		Affected