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CVE-2018-9866

CRITICALCVSS 9.8/10EPSS 4.50%

Last modified

CVE-2018-9866 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability in lack of validation of user-supplied parameters pass to XML-RPC calls on SonicWall Global Management System (GMS) virtual appliance's, allow remote user to execute arbitrary code. This vulnerability affected GMS version 8.1 and earlier.. EPSS estimates a 4.50% chance of exploitation in the next 30 days.

Description

A vulnerability in lack of validation of user-supplied parameters pass to XML-RPC calls on SonicWall Global Management System (GMS) virtual appliance's, allow remote user to execute arbitrary code. This vulnerability affected GMS version 8.1 and earlier.

Metrics

CVSS 3.1
9.8/10

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

EPSS Probability
4.50%

90.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SonicwallGlobal Management System<= 8.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-9866?
A vulnerability in lack of validation of user-supplied parameters pass to XML-RPC calls on SonicWall Global Management System (GMS) virtual appliance's, allow remote user to execute arbitrary code. This vulnerability affected GMS version 8.1 and earlier.
How severe is CVE-2018-9866?
CVE-2018-9866 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 4.50% probability of exploitation in the next 30 days.
How do I fix CVE-2018-9866?
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.

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Source: NVD / NIST