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CVE-2021-42857

MEDIUMCVSS 5.3/10EPSS 1.10%

Last modified

CVE-2021-42857 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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.. EPSS estimates a 1.10% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
5.3/10

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

EPSS Probability
1.10%

61.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
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 Agent10.0.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-42857?
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.
How severe is CVE-2021-42857?
CVE-2021-42857 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.10% probability of exploitation in the next 30 days.
How do I fix CVE-2021-42857?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-42857?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST