ZDI-21-361: Esri ArcReader PMF File Parsing Uninitialized Pointer Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Esri ArcReader. 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 PMF files. Crafted data in a PMF file can trigger access to a pointer prior to initialization. An attacker can leverage this vulnerability to execute code in the context of the current process.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Esri ArcReader |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of ZDI-21-361?
The severity of ZDI-21-361 is critical, allowing for remote code execution upon user interaction.
How do I fix ZDI-21-361?
To fix ZDI-21-361, update Esri ArcReader to the latest version provided by the vendor.
What can attackers do with ZDI-21-361?
Attackers can execute arbitrary code on affected systems by tricking users into visiting a malicious page or opening a harmful file.
Is user interaction required for ZDI-21-361 exploitation?
Yes, user interaction is required to exploit ZDI-21-361 as the target must engage with the malicious content.
Which software is affected by ZDI-21-361?
ZDI-21-361 affects installations of Esri ArcReader as specified in the advisory.
- agent/references
- agent/type
- agent/softwarecombine
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-21-361
- alias/ZDI-CAN-12397
- alias/CVE-2021-29098
- agent/software-canonical-lookup
- agent/title
- agent/severity
- agent/description
- agent/tags
- agent/event
- agent/source
- vendor/esri
- canonical/esri arcreader