// For flags

CVE-2021-42857

Directory Traversal Partial Write at AgentDaServlet

Severity Score

5.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

It was discovered that the SteelCentral AppInternals Dynamic Sampling Agent's (DSA) AgentDaServlet has directory traversal vulnerabilities at the "/api/appInternals/1.0/agent/da/pcf" API. The affected endpoint does not have any validation of the user's input that allows a malicious payload to be injected.

Se ha detectado que el agente de muestreo dinĂ¡mico (DSA) AgentDaServlet de SteelCentral AppInternals presenta vulnerabilidades de salto de directorio en la API "/api/appInternals/1.0/agent/da/pcf". El endpoint afectado no comprueba la entrada del usuario, lo que permite inyectar una carga maliciosa

*Credits: Darrel Huang, Bjorn Lim, Leng Kang Hao from Government Technology Agency of Singapore
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-10-25 CVE Reserved
  • 2022-03-09 CVE Published
  • 2023-09-30 EPSS Updated
  • 2024-09-16 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Riverbed
Search vendor "Riverbed"
Steelcentral Appinternals Dynamic Sampling Agent
Search vendor "Riverbed" for product "Steelcentral Appinternals Dynamic Sampling Agent"
>= 11.0.0 < 11.8.8
Search vendor "Riverbed" for product "Steelcentral Appinternals Dynamic Sampling Agent" and version " >= 11.0.0 < 11.8.8"
-
Affected
Riverbed
Search vendor "Riverbed"
Steelcentral Appinternals Dynamic Sampling Agent
Search vendor "Riverbed" for product "Steelcentral Appinternals Dynamic Sampling Agent"
>= 12.0.0 < 12.13.0
Search vendor "Riverbed" for product "Steelcentral Appinternals Dynamic Sampling Agent" and version " >= 12.0.0 < 12.13.0"
-
Affected
Riverbed
Search vendor "Riverbed"
Steelcentral Appinternals Dynamic Sampling Agent
Search vendor "Riverbed" for product "Steelcentral Appinternals Dynamic Sampling Agent"
10.0.0
Search vendor "Riverbed" for product "Steelcentral Appinternals Dynamic Sampling Agent" and version "10.0.0"
-
Affected