CVE-2020-27871

Description

This vulnerability allows remote attackers to create arbitrary files on affected installations of SolarWinds Orion Platform 2020.2.1. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within VulnerabilitySettings.aspx. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-11902.

References

Link	Tags
https://www.zerodayinitiative.com/advisories/ZDI-21-067/	third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2020-27871?: CVE-2020-27871 has been scored as a high severity vulnerability.
How to fix CVE-2020-27871?: To fix CVE-2020-27871, 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-2020-27871 being actively exploited in the wild?: It is possible that CVE-2020-27871 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~66% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-27871?: CVE-2020-27871 affects SolarWinds Orion Platform.

This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.

Description

Category

CWE-22 – Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

References

Frequently Asked Questions