CVE-2021-42787

9.8 criticalEPSS 1.3%

Critical (9.8) in riverbed steelcentral appinternals dynamic sampling agent. EPSS 1.3% chance of exploitation in the next 30 days.

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

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 71% of CVEs (scores of 2026-10-31)
CWEs: CWE-22, CWE-20
Published: 2022-03-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

riverbed:steelcentral_appinternals_dynamic_sampling_agent

References

https://aternity.force.com/customersuccess/s/article/Directory-Traversal-Write-Delete-Partial-Read-at-AgentConfigurationServlet-CVE-2021-42787
https://aternity.force.com/customersuccess/s/article/Directory-Traversal-Write-Delete-Partial-Read-at-AgentConfigurationServlet-CVE-2021-42787

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