CVE-2021-40719 - Vulnerability Details - OpenCVE

Description

Adobe Connect version 11.2.3 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary method invocation when AMF messages are deserialized on an Adobe Connect server. An attacker can leverage this to execute remote code execution on the server.

Published: 2021-10-21

Score: 9.8 Critical

EPSS: 24.9% Moderate

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Adobe

Connect

affected

Version	Status	Constraints
`unspecified`	affected	≤ 11.2.3
`unspecified`	affected	≤ None

Configuration 1 [-]

cpe:2.3:a:adobe:connect:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.24933.

Exploitation none

Automatable yes

Technical Impact total

References

Link	Providers
https://helpx.adobe.com/security/products/connect/apsb21-91.html

History

Wed, 23 Apr 2025 20:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Adobe Connect

MITRE

Status: PUBLISHED

Assigner: adobe

Published: 2021-10-21T19:33:44.022Z

Updated: 2025-04-23T19:24:36.012Z

Reserved: 2021-09-08T00:00:00.000Z

Link: CVE-2021-40719

Vulnrichment

Updated: 2024-08-04T02:51:06.652Z

NVD

Status : Modified

Published: 2021-10-21T20:15:08.337

Modified: 2024-11-21T06:24:37.717

Link: CVE-2021-40719

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-502

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