ZDI-CAN-11172: SaltStack Salt rest_cherrypy ssh_port Command Injection Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of SaltStack Salt. Authentication is not required to exploit this vulnerability. The specific flaw exists within the rest_cherrypy module. When parsing the ssh_port parameter, the process does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the salt-api process.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SaltStack Salt |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-11172?
The severity of ZDI-CAN-11172 is critical due to its ability to allow remote code execution without authentication.
How do I fix ZDI-CAN-11172?
To fix ZDI-CAN-11172, you need to upgrade to the latest patched version of SaltStack Salt as specified by the vendor.
Which versions of SaltStack Salt are affected by ZDI-CAN-11172?
ZDI-CAN-11172 affects multiple versions of SaltStack Salt prior to the latest security update.
Can ZDI-CAN-11172 be exploited without authentication?
Yes, ZDI-CAN-11172 can be exploited without any authentication, making it particularly dangerous.
What component of SaltStack Salt is vulnerable in ZDI-CAN-11172?
The vulnerability in ZDI-CAN-11172 specifically exists within the rest_cherrypy module.
- agent/references
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- collector/zdi-advisory
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- alias/ZDI-20-1382
- alias/ZDI-CAN-11172
- alias/CVE-2020-16846
- agent/software-canonical-lookup
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- vendor/saltstack
- canonical/saltstack salt