CVE-2020-35577

Name: CVE-2020-35577
Creator: NVD / NIST
Published: 2021-02-18T14:15:13.393+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.01%

Last modified Jun 17, 2026

CVE-2020-35577 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. In Endalia Selection Portal before 4.205.0, an Insecure Direct Object Reference (IDOR) allows any authenticated user to download every file uploaded to the platform by changing the value of the file identifier (aka CommonDownload identification number).. EPSS estimates a 1.01% chance of exploitation in the next 30 days.

Description

In Endalia Selection Portal before 4.205.0, an Insecure Direct Object Reference (IDOR) allows any authenticated user to download every file uploaded to the platform by changing the value of the file identifier (aka CommonDownload identification number).

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.01%

58.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Endalia	Selection Portal	4.205.0

References

https://github.com/blackarrowsec/advisories/tree/master/2020/CVE-2020-35577Third Party Advisory
https://www.endalia.com/en/software/Product
https://github.com/blackarrowsec/advisories/tree/master/2020/CVE-2020-35577Third Party Advisory
https://www.endalia.com/en/software/Product

Timeline

Published: Feb 18, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-35577?

How severe is CVE-2020-35577?

CVE-2020-35577 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.

How do I fix CVE-2020-35577?

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-2020-35577?

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

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Source: NVD / NIST