Adobe Connect <= 24 Arbitrary Code Execution Vulnerability (APSB25-61)

critical Nessus Plugin ID 241989

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Synopsis

The remote web server contains an application that is affected by a arbitrary code execution vulnerability.

Description

The version of Adobe Connect installed on the remote host is prior to 25.1. It is, therefore, affected by a vulnerability as referenced in the apsb25-61 advisory.

- Adobe Connect versions 24.0 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could lead to arbitrary code execution by an attacker. Exploitation of this issue does require user interaction and scope is changed. (CVE-2025-27203)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Adobe Connect version 25.1 or later.

Plugin Details

Severity: Critical

ID: 241989

File Name: adobe_connect_apsb25-61.nasl

Version: 1.2

Type: remote

Agent: windows, macosx, unix

Family: CGI abuses

Published: 7/11/2025

Updated: 7/11/2025

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.1

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2025-27203

CVSS v3

Risk Factor: Critical

Base Score: 9.6

Temporal Score: 8.3

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:adobe:connect

Required KB Items: installed_sw/Adobe Connect

Exploit Ease: No known exploits are available

Patch Publication Date: 7/8/2025

Vulnerability Publication Date: 7/8/2025

Reference Information

CVE: CVE-2025-27203

CWE: 502

IAVB: 2025-B-0106

Detections

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