CVE-2020-37227

HIGHCVSS 8.7/10EPSS 0.54%

Last modified

CVE-2020-37227 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. HS Brand Logo Slider 2.1 contains an unrestricted file upload vulnerability that allows authenticated users to bypass client-side file extension validation by uploading arbitrary files. Attackers can intercept upload requests to the logoupload parameter in the admin interface and rename files to executable extensions .php to achieve remote code execution.. EPSS estimates a 0.54% chance of exploitation in the next 30 days.

Description

HS Brand Logo Slider 2.1 contains an unrestricted file upload vulnerability that allows authenticated users to bypass client-side file extension validation by uploading arbitrary files. Attackers can intercept upload requests to the logoupload parameter in the admin interface and rename files to executable extensions .php to achieve remote code execution.

Metrics

CVSS 3.1
8.8/10

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

CVSS 4.0
8.7/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.54%

41.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2020-37227?
HS Brand Logo Slider 2.1 contains an unrestricted file upload vulnerability that allows authenticated users to bypass client-side file extension validation by uploading arbitrary files. Attackers can intercept upload requests to the logoupload parameter in the admin interface and rename files to executable extensions .php to achieve remote code execution.
How severe is CVE-2020-37227?
CVE-2020-37227 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.54% probability of exploitation in the next 30 days.
How do I fix CVE-2020-37227?
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-2020-37227?

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

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Source: NVD / NIST