User Mode Write Access Violation in FastStone Image Viewer by FastStone
CVE-2021-26235

7.8HIGH

Key Information:

Vendor

Faststone

Status
Image Viewer
Vendor
CVE Published:
18 March 2021

What is CVE-2021-26235?

FastStone Image Viewer version 7.5 and earlier is susceptible to a user mode write access violation occurring when handling malformed CUR files. This vulnerability, triggered during the opening or viewing of such files, can lead to a Denial of Service (DoS) attack, and potentially allow attackers to execute arbitrary code within the application's context. Users are advised to update their software to mitigate any risks associated with this flaw.

References

https://voidsec.com/advisories/cve-2021-26235-faststone-i...
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.