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    CVE-2020-11652

    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.

    Published:Apr 29, 2020
    Last Modified:Nov 7, 2025
    EPS:Apr 30, 2020
    EPSS Score:0.94265
    CVSS Score:6.5

    CISA Notification

    Description

    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.

    Required Action:

    Apply updates per vendor instructions.

    Notes:

    No extra notes provided.

    Due Date
    May 3, 2022
    1592 days ago
    Alert Date
    Nov 3, 2021
    1773 days ago

    Affected Products

    Vendor
    Blackberry
    Product
    Workspaces Server
    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Saltstack
    Product
    Salt
    Vendor
    Vmware
    Product
    Application Remote Collector

    Exploits

    http://packetstormsecurity.com/files/157678/SaltStack-Salt-Master-Minion-Unauthenticated-Remote-Code-Execution.htmlhttp://packetstormsecurity.com/files/157678/SaltStack-Salt-Master-Minion-Unauthenticated-Remote-Code-Execution.htmlhttps://www.exploit-db.com/exploits/48421https://github.com/Al1ex/CVE-2020-11652https://github.com/fanjq99/CVE-2020-11652https://github.com/limon768/CVE-2020-11652-POC

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-10 Buffer Overflow via Environment Variables
    CAPEC-101 Server Side Include (SSI) Injection
    CAPEC-104 Cross Zone Scripting
    CAPEC-108 Command Line Execution through SQL Injection
    CAPEC-109 Object Relational Mapping Injection
    CAPEC-110 SQL Injection through SOAP Parameter Tampering
    CAPEC-120 Double Encoding
    CAPEC-126 Path Traversal
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-135 Format String Injection
    CAPEC-136 LDAP Injection
    CAPEC-14 Client-side Injection-induced Buffer Overflow
    CAPEC-153 Input Data Manipulation
    CAPEC-182 Flash Injection
    CAPEC-209 XSS Using MIME Type Mismatch
    CAPEC-22 Exploiting Trust in Client
    CAPEC-23 File Content Injection
    CAPEC-230 Serialized Data with Nested Payloads
    CAPEC-231 Oversized Serialized Data Payloads
    CAPEC-24 Filter Failure through Buffer Overflow
    CAPEC-250 XML Injection
    CAPEC-261 Fuzzing for garnering other adjacent user/sensitive data
    CAPEC-267 Leverage Alternate Encoding
    CAPEC-28 Fuzzing
    CAPEC-3 Using Leading 'Ghost' Character Sequences to Bypass Input Filters
    CAPEC-31 Accessing/Intercepting/Modifying HTTP Cookies
    CAPEC-42 MIME Conversion
    CAPEC-43 Exploiting Multiple Input Interpretation Layers
    CAPEC-45 Buffer Overflow via Symbolic Links
    CAPEC-46 Overflow Variables and Tags
    CAPEC-47 Buffer Overflow via Parameter Expansion
    CAPEC-473 Signature Spoof
    CAPEC-52 Embedding NULL Bytes
    CAPEC-53 Postfix, Null Terminate, and Backslash
    CAPEC-588 DOM-Based XSS
    CAPEC-63 Cross-Site Scripting (XSS)
    CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
    CAPEC-664 Server Side Request Forgery
    CAPEC-67 String Format Overflow in syslog()
    CAPEC-7 Blind SQL Injection
    CAPEC-71 Using Unicode Encoding to Bypass Validation Logic
    CAPEC-72 URL Encoding
    CAPEC-73 User-Controlled Filename
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-78 Using Escaped Slashes in Alternate Encoding
    CAPEC-79 Using Slashes in Alternate Encoding
    CAPEC-8 Buffer Overflow in an API Call
    CAPEC-80 Using UTF-8 Encoding to Bypass Validation Logic
    CAPEC-81 Web Server Logs Tampering
    CAPEC-83 XPath Injection
    CAPEC-85 AJAX Footprinting
    CAPEC-88 OS Command Injection
    CAPEC-9 Buffer Overflow in Local Command-Line Utilities

    References

    http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00047.html
    http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00070.html
    http://packetstormsecurity.com/files/157560/Saltstack-3000.1-Remote-Code-Execution.html
    http://packetstormsecurity.com/files/157678/SaltStack-Salt-Master-Minion-Unauthenticated-Remote-Code-Execution.html
    http://support.blackberry.com/kb/articleDetail?articleNumber=000063758
    http://www.vmware.com/security/advisories/VMSA-2020-0009.html
    https://docs.saltstack.com/en/latest/topics/releases/2019.2.4.html
    https://github.com/saltstack/salt/blob/v3000.2_docs/doc/topics/releases/3000.2.rst
    https://lists.debian.org/debian-lts-announce/2020/05/msg00027.html
    https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-salt-2vx545AG
    https://usn.ubuntu.com/4459-1/
    https://www.debian.org/security/2020/dsa-4676
    http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00047.html
    http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00070.html
    http://packetstormsecurity.com/files/157560/Saltstack-3000.1-Remote-Code-Execution.html
    http://packetstormsecurity.com/files/157678/SaltStack-Salt-Master-Minion-Unauthenticated-Remote-Code-Execution.html
    http://support.blackberry.com/kb/articleDetail?articleNumber=000063758
    http://www.vmware.com/security/advisories/VMSA-2020-0009.html
    https://docs.saltstack.com/en/latest/topics/releases/2019.2.4.html
    https://github.com/saltstack/salt/blob/v3000.2_docs/doc/topics/releases/3000.2.rst
    https://lists.debian.org/debian-lts-announce/2020/05/msg00027.html
    https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-salt-2vx545AG
    https://usn.ubuntu.com/4459-1/
    https://www.debian.org/security/2020/dsa-4676
    https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-11652

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High