CVE-2021-42786 Remote Code Execution at AgentControllerServlet
Attackers can execute arbitrary code via malicious payloads in API requests due to missing input validation in the Dynamic Sampling Agent.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-42786?
CVE-2021-42786 is a critical code injection vulnerability in Aternity SteelCentral AppInternals Dynamic Sampling Agent, published on 9 Mar 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
It was discovered that the SteelCentral AppInternals Dynamic Sampling Agent (DSA) has Remote Code Execution vulnerabilities in multiple instances of the API requests. The affected endpoints do not have any input validation of the user's input that allowed a malicious payload to be injected.
Weakness: CWE-20
Which versions are affected by CVE-2021-42786?
It affects 1 product.
Products include Riverbed Steelcentral Appinternals Dynamic Sampling Agent.
How do I fix CVE-2021-42786?
No fix has been published for CVE-2021-42786 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2021-42786 being exploited?
There is no known exploitation of CVE-2021-42786 in the wild and no public exploit code.
Other vulnerabilities in Aternity SteelCentral AppInternals Dynamic Sampling Agent
- CVE-2021-42854 Directory Traversal Read/Write/Delete at PluginServlet
- CVE-2021-42787 Directory Traversal Write/Delete/Partial Read at AgentConfigurationServlet
- CVE-2021-42853 Directory Traversal Delete/Read at AgentDiagnosticServlet
- CVE-2021-42855 Local privilege escalation due to misconfigured write permission on .debug_command.config file
- CVE-2021-42857 Directory Traversal Partial Write at AgentDaServlet
Sources
Also known as GHSA-5mv9-9mfh-fm86.