CVE-2021-29100

Name: CVE-2021-29100
Creator: NVD / NIST
Published: 2021-05-05T16:15:07.987+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 1.14%

Last modified Jun 17, 2026

CVE-2021-29100 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A path traversal vulnerability exists in Esri ArcGIS Earth versions 1.11.0 and below which allows arbitrary file creation on an affected system through crafted input. An attacker could exploit this vulnerability to gain arbitrary code execution under security context of the user running ArcGIS Earth by inducing the user to upload a crafted file to an affected system.. EPSS estimates a 1.14% chance of exploitation in the next 30 days.

Description

A path traversal vulnerability exists in Esri ArcGIS Earth versions 1.11.0 and below which allows arbitrary file creation on an affected system through crafted input. An attacker could exploit this vulnerability to gain arbitrary code execution under security context of the user running ArcGIS Earth by inducing the user to upload a crafted file to an affected system.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

1.14%

62.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Esri	Arcgis Earth	<= 1.11.0

References

https://www.esri.com/arcgis-blog/products/arcgis-earth/administration/arcgis-earth-security-updateRelease Notes, Vendor Advisory
https://www.esri.com/arcgis-blog/products/arcgis-earth/administration/arcgis-earth-security-updateRelease Notes, Vendor Advisory

Timeline

Published: May 5, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-29100?

How severe is CVE-2021-29100?

CVE-2021-29100 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.14% probability of exploitation in the next 30 days.

How do I fix CVE-2021-29100?

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-2021-29100?

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

Scan your code now

Source: NVD / NIST