What’s Vulnerable › Vulnerabilities

CVE-2021-42856: Reflected Cross-site Scripting at DsaDataTest

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-03-10 · updated 2026-06-17
• Weakness: CWE-20

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.

Affected products

• Aternity SteelCentral AppInternals Dynamic Sampling Agent: from 11.0.0 before 11.8.8; from 12.0.0 before 12.13.0; 10.0.0 — fixed in 11.8.8, 12.13.0

How to fix

Upgrade to a fixed version: Aternity SteelCentral AppInternals Dynamic Sampling Agent 11.8.8, 12.13.0. Check the vendor advisory for mitigations.

References

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

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