Advisory Details

May 3rd, 2021

Esri ArcGIS Earth KMZ File Parsing Directory Traversal Remote Code Execution Vulnerability

ZDI-21-505
ZDI-CAN-12462

CVE ID CVE-2021-29100
CVSS SCORE 7.8, (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
AFFECTED VENDORS Esri
AFFECTED PRODUCTS ArcGIS Earth
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Esri ArcGIS Earth. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of KMZ files. When handling filenames specified within a KMZ file, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the current user.

ADDITIONAL DETAILS Esri has issued an update to correct this vulnerability. More details can be found at:
https://www.esri.com/arcgis-blog/products/arcgis-earth/administration/arcgis-earth-security-update/
DISCLOSURE TIMELINE
  • 2020-12-02 - Vulnerability reported to vendor
  • 2021-05-03 - Coordinated public release of advisory
CREDIT rgod
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