CVE-2021-42856

MEDIUM
Published Mar 10, 20224y ago · Modified Jun 17, 20262w ago
6.1 CVSS 3.1
Medium
Find Similar
Published Mar 10, 2022 4y ago
Last Modified Jun 17, 2026 2w ago

Description

It was discovered that the /DsaDataTest endpoint is susceptible to Cross-site scripting (XSS) attack. It was noted that the Metric parameter does not have any input checks on the user input that allows an attacker to craft its own malicious payload to trigger a XSS vulnerability.

CVSS Details

Base Score
6.1
Exploitability
2.8
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-20 Improper Input Validation Validation
CWE-79 Cross-site Scripting Injection

Affected Products 3

VendorProductVersionRange
riverbedsteelcentral_appinternals_dynamic_sampling_agent*≥11.0.0  –  <11.8.8
riverbedsteelcentral_appinternals_dynamic_sampling_agent*≥12.0.0  –  <12.13.0
riverbedsteelcentral_appinternals_dynamic_sampling_agent10.0.0any

References 1

  • aternity.force.com https://aternity.force.com/customersuccess/s/article/Reflected-Cross-site-Scripting-at-DsaDataTest-CVE-2021-42856
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.