What is CVE-2021-42853?

CVE-2021-42853 is a directory traversal vulnerability in the SteelCentral AppInternals Dynamic Sampling Agent's (DSA) AgentDiagnosticServlet API.

What is the severity of CVE-2021-42853?

The severity of CVE-2021-42853 is critical with a CVSS score of 9.8.

Which software is affected by CVE-2021-42853?

The Riverbed Steelcentral Appinternals Dynamic Sampling Agent versions 10.0.0 to 11.8.8 and versions 12.0.0 to 12.13.0 are affected by CVE-2021-42853.

How can an attacker exploit CVE-2021-42853?

An attacker can exploit CVE-2021-42853 by performing directory traversal attacks on the "/api/appInternals/1.0/agent/diagnostic/logs" API.

Is there a fix for CVE-2021-42853?

Patch your Riverbed Steelcentral Appinternals Dynamic Sampling Agent to a version outside the vulnerable ranges specified in the CVE.

Vulnerability/
CVE-2021-42853

critical

9.8

CWE

22 20

9/3/2022

16/9/2024

CVE-2021-42853: Directory Traversal Delete/Read at AgentDiagnosticServlet

First published: Wed Mar 09 2022(Updated: )

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

Credit: cve_disclosure@tech.gov.sg

Affected Software	Affected Version	How to fix
Riverbed Steelcentral Appinternals Dynamic Sampling Agent	>=11.0.0<11.8.8
Riverbed Steelcentral Appinternals Dynamic Sampling Agent	>=12.0.0<12.13.0
Riverbed Steelcentral Appinternals Dynamic Sampling Agent	=10.0.0

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Reference Links

https://aternity.force.com/customersuccess/s/article/Directory-Traversal-Delete-Read-at-AgentDiagnosticServlet-CVE-2021-42853

Frequently Asked Questions

What is CVE-2021-42853?
CVE-2021-42853 is a directory traversal vulnerability in the SteelCentral AppInternals Dynamic Sampling Agent's (DSA) AgentDiagnosticServlet API.
What is the severity of CVE-2021-42853?
The severity of CVE-2021-42853 is critical with a CVSS score of 9.8.
Which software is affected by CVE-2021-42853?
The Riverbed Steelcentral Appinternals Dynamic Sampling Agent versions 10.0.0 to 11.8.8 and versions 12.0.0 to 12.13.0 are affected by CVE-2021-42853.
How can an attacker exploit CVE-2021-42853?
An attacker can exploit CVE-2021-42853 by performing directory traversal attacks on the "/api/appInternals/1.0/agent/diagnostic/logs" API.
Is there a fix for CVE-2021-42853?
Patch your Riverbed Steelcentral Appinternals Dynamic Sampling Agent to a version outside the vulnerable ranges specified in the CVE.

collector/nvd-index
agent/weakness
agent/type
agent/softwarecombine
agent/severity
agent/title
agent/author
agent/references
agent/description
agent/tags
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/event
agent/first-publish-date
agent/source
vendor/riverbed
canonical/riverbed steelcentral appinternals dynamic sampling agent
version/riverbed steelcentral appinternals dynamic sampling agent/11.0.0
version/riverbed steelcentral appinternals dynamic sampling agent/12.0.0
version/riverbed steelcentral appinternals dynamic sampling agent/10.0.0

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