Adobe Bridge up to 10.1.1/11.0.1 out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability was found in Adobe Bridge up to 10.1.1/11.0.1. It has been declared as critical. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-787. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Adobe Bridge versions 10.1.1 (and earlier) and 11.0.1 (and earlier) are affected by an Out-of-bounds write vulnerability when parsing a 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.

The weakness was disclosed 04/16/2021. The advisory is available at helpx.adobe.com. This vulnerability was named CVE-2021-21095 since 12/18/2020. The exploitation appears to be easy. Local access is required to approach this attack. The requirement for exploitation is a single authentication. The technical details are unknown and an exploit is not available.

Upgrading eliminates this vulnerability.

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CVSSv3infoedit

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfoedit

Class: Memory corruption
CWE: CWE-787
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: helpx.adobe.com

Timelineinfoedit

12/18/2020 CVE assigned
04/16/2021 +118 days Advisory disclosed
04/16/2021 +0 days VulDB entry created
04/21/2021 +5 days VulDB last update

Sourcesinfoedit

Vendor: https://www.adobe.com/

Advisory: helpx.adobe.com
Status: Confirmed

CVE: CVE-2021-21095 (🔒)

Entryinfoedit

Created: 04/16/2021 02:59 AM
Updated: 04/21/2021 03:23 PM
Changes: (1) source_cve_cna
Complete: 🔍

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