CVE-2021-21093: Adobe Bridge SGI File Parsing Memory Corruption Remote Code Execution Vulnerability

Published Apr 15, 2021
·
Updated

Adobe Bridge versions 10.1.1 (and earlier) and 11.0.1 (and earlier) are affected by a memory corruption vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Other sources

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Bridge. 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 processing of SGI files. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process.

Affected Software

4 affected components
Adobe Bridge
Adobe Bridge>=10.0<=10.1.1
Adobe Bridge>=11.0<=11.0.1
Microsoft Windows

Event History

Apr 15, 2021
CVE Published
via MITRE·01:51 PM
Data Sourced
via MITRE·01:51 PM
DescriptionSeverityWeakness
Feb 21, 2025
Advisory Published
via ZDI·08:25 AM

Frequently Asked Questions

1

What is the severity of CVE-2021-21093?

CVE-2021-21093 has a high severity rating due to its potential for arbitrary code execution.

2

How do I fix CVE-2021-21093?

To fix CVE-2021-21093, users should update Adobe Bridge to version 11.0.2 or later.

3

What types of attacks can be executed using CVE-2021-21093?

An attacker could exploit CVE-2021-21093 to execute arbitrary code on affected systems through specially crafted files.

4

Which versions of Adobe Bridge are affected by CVE-2021-21093?

CVE-2021-21093 affects Adobe Bridge versions 10.1.1 and earlier, as well as 11.0.1 and earlier.

5

Is authentication required to exploit CVE-2021-21093?

No, CVE-2021-21093 can be exploited by unauthenticated attackers.

Contact

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