CVE-2021-29096

A use-after-free vulnerability 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) allows an unauthenticated attacker to achieve arbitrary code execution in the context of the current user.

• CWE-416
• CWE-416

• https://www.esri.com/arcgis-blog/products/arcgis/administration/security-advisory-general-raster/Vendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-21-370/Third Party Advisory, VDB Entry
• https://www.esri.com/arcgis-blog/products/arcgis/administration/security-advisory-general-raster/Vendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-21-370/Third Party Advisory, VDB Entry

Published

Mar 25, 2021

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2021-29090Improper neutralization of special elements used in an SQL c…7.2
• CVE-2021-29091Improper limitation of a pathname to a restricted directory …6.5
• CVE-2021-29092Unrestricted upload of file with dangerous type vulnerabilit…8.8
• CVE-2021-29093A use-after-free vulnerability when parsing a specially craf…6.8
• CVE-2021-29094Multiple buffer overflow vulnerabilities when parsing a spec…6.8
• CVE-2021-29095Multiple uninitialized pointer vulnerabilities when parsing …6.8
• CVE-2021-29097Multiple buffer overflow vulnerabilities when parsing a spec…7.8
• CVE-2021-29098Multiple uninitialized pointer vulnerabilities when parsing …7.8
• CVE-2021-29099A SQL injection vulnerability exists in some configurations …5.3
• CVE-2021-29100A path traversal vulnerability exists in Esri ArcGIS Earth v…7.8
• CVE-2021-29101ArcGIS GeoEvent Server versions 10.8.1 and below has a read-…7.5
• CVE-2021-29102A Server-Side Request Forgery (SSRF) vulnerability in ArcGIS…9.1