CVE-2021-29096

ArcGIS general raster security update: use-after-free

HIGH
7.8
CVSS Score
Published: March 25, 2021 at 06:37 PM UTC
Updated: June 17, 2026 at 03:47 AM UTC
5 products affected across 1 vendorArcReaderArcGIS ProArcmap

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Severity
HIGH7.8
Exploit prediction
EPSS 2%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 10.8.1v < 10.9.0
Affected range stops below 10.9.0, so it looks safe — our inference, not a vendor statement
v ≤ 2.7
v ≤ 10.8.1
v ≤ 10.8.1v < 10.9.0
Affected range stops below 10.9.0, so it looks safe — our inference, not a vendor statement
v < 10.9.0
Affected range stops below 10.9.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

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