CVE-2020-9487

Description

In Apache NiFi 1.0.0 to 1.11.4, the NiFi download token (one-time password) mechanism used a fixed cache size and did not authenticate a request to create a download token, only when attempting to use the token to access the content. An unauthenticated user could repeatedly request download tokens, preventing legitimate users from requesting download tokens.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.64%
Vendor Advisory apache.org
Affected: n/a Apache NiFi
Published at:
Updated at:

References

Link Tags
https://nifi.apache.org/security#CVE-2020-9487 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-9487?
CVE-2020-9487 has been scored as a high severity vulnerability.
How to fix CVE-2020-9487?
To fix CVE-2020-9487, 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-2020-9487 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-9487 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-9487?
CVE-2020-9487 affects n/a Apache NiFi.
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