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HIGH · 7.5

CVE-2020-8162

A client side enforcement of server side security vulnerability exists in rails < 5.2.4.2 and rails < 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be mo...

Vulnerability Description

A client side enforcement of server side security vulnerability exists in rails < 5.2.4.2 and rails < 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user bypassing upload limits.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
RubyonrailsRails< 5.2.4.2
DebianDebian Linux10.0

Related Weaknesses (CWE)

CWE-434CWE-602

References

FAQ

What is CVE-2020-8162?

CVE-2020-8162 is a vulnerability with a CVSS score of 7.5 (HIGH). A client side enforcement of server side security vulnerability exists in rails < 5.2.4.2 and rails < 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be mo...

How severe is CVE-2020-8162?

CVE-2020-8162 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-8162?

Check the references section above for vendor advisories and patch information. Affected products include: Rubyonrails Rails, Debian Debian Linux.