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CVE-2021-45917

CRITICALCVSS 9/10EPSS 0.45%

Last modified

CVE-2021-45917 is a critical-severity vulnerability rated 9/10 on the CVSS scale. The server-request receiver function of Shockwall system has an improper authentication vulnerability. An authenticated attacker of an agent computer within the local area network can use the local registry information to launch server-side request forgery (SSRF) attack on another agent computer, resulting in arbitrary code execution for controlling the system or disrupting service.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.

Description

The server-request receiver function of Shockwall system has an improper authentication vulnerability. An authenticated attacker of an agent computer within the local area network can use the local registry information to launch server-side request forgery (SSRF) attack on another agent computer, resulting in arbitrary code execution for controlling the system or disrupting service.

Metrics

CVSS 3.1
9/10

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

EPSS Probability
0.45%

35.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Sun Moon JingyaoNetwork Computer Terminal Protection System Firmware< 7.20.0401

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-45917?
The server-request receiver function of Shockwall system has an improper authentication vulnerability. An authenticated attacker of an agent computer within the local area network can use the local registry information to launch server-side request forgery (SSRF) attack on another agent computer, resulting in arbitrary code execution for controlling the system or disrupting service.
How severe is CVE-2021-45917?
CVE-2021-45917 has a CVSS score of 9/10 (CRITICAL severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45917?
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-2021-45917?

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

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Source: NVD / NIST