CVE-2021-29098: Esri ArcReader PMF File Parsing Uninitialized Pointer Remote Code Execution Vulnerability
First published: Thu Mar 25 2021(Updated: )
Multiple uninitialized pointer vulnerabilities when parsing a specially crafted file in Esri ArcReader, ArcGIS Desktop, ArcGIS Engine 10.8.1 (and earlier) and ArcGIS Pro 2.7 (and earlier) allow an unauthenticated attacker to achieve arbitrary code execution in the context of the current user.
Credit: psirt@esri.com psirt@esri.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Esri ArcReader | ||
| Esri Arcgis Engine | <=10.8.1 | |
| Esri Arcgis Pro | <=2.7 | |
| ESRI ArcMap | <=10.8.1 | |
| Esri ArcReader | <=10.8.1 | |
| Esri ArcGIS | <=10.8.1 | |
| Esri Arcgis Desktop | <=10.8.1 |
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Reference Links
- https://www.esri.com/arcgis-blog/products/arcgis/administration/security-advisory-general-raster/
- https://www.zerodayinitiative.com/advisories/ZDI-21-361/
- https://www.zerodayinitiative.com/advisories/ZDI-21-362/
- https://www.zerodayinitiative.com/advisories/ZDI-21-372/
- https://www.esri.com/arcgis-blog/products/arcgis/administration/security-advisory-general-raster
Frequently Asked Questions
What is CVE-2021-29098?
CVE-2021-29098 is a vulnerability in Esri ArcReader that allows remote attackers to execute arbitrary code.
How does CVE-2021-29098 work?
CVE-2021-29098 is exploited by remote attackers through the parsing of malicious PMF files by the target.
Which products are affected by CVE-2021-29098?
Esri ArcReader versions up to and including 10.8.1, and Esri ArcGIS Desktop versions up to and including 10.8.1 and Esri ArcGIS Pro versions up to and including 2.7 are affected.
How severe is CVE-2021-29098?
CVE-2021-29098 has a severity rating of 7.8, which is considered high.
How can CVE-2021-29098 be fixed?
To fix CVE-2021-29098, users should update to a version of Esri ArcReader, Esri ArcGIS Desktop, or Esri ArcGIS Pro that is not affected by the vulnerability.
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