CVE-2020-1044

SQL Server Reporting Services Security Feature Bypass Vulnerability

Description

<p>A security feature bypass vulnerability exists in SQL Server Reporting Services (SSRS) when the server improperly validates attachments uploaded to reports. An attacker who successfully exploited this vulnerability could upload file types that were disallowed by an administrator.</p> <p>To exploit the vulnerability, an authenticated attacker would need to send a specially crafted request to an affected SSRS server.</p> <p>The update addresses the vulnerability by modifying how SSRS validates attachment uploads.</p>

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.98% Top 15%
Vendor Advisory microsoft.com
Affected: Microsoft SQL Server 2017 Reporting Services
Affected: Microsoft SQL Server 2019 Reporting Services
Published at:
Updated at:

References

Link Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1044 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-1044?
CVE-2020-1044 has been scored as a medium severity vulnerability.
How to fix CVE-2020-1044?
To fix CVE-2020-1044, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-1044 being actively exploited in the wild?
It is possible that CVE-2020-1044 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-1044?
CVE-2020-1044 affects Microsoft SQL Server 2017 Reporting Services, Microsoft SQL Server 2019 Reporting Services.
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