CVE-2021-40719

critical
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

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.

References

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

Details

Source: MITRE

Published: 2021-10-21

Updated: 2021-11-30

Type: CWE-502

Risk Information

CVSS v2

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:adobe:connect:*:*:*:*:*:*:*:* versions up to 11.2.3 (inclusive)

Tenable Plugins

View all (1 total)

IDNameProductFamilySeverity
154144Adobe Connect < 11.2.3 Multiple Vulnerabilities (ASPB21-91)NessusCGI abuses
critical