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CVE-2024-20256

Severity CVSS v4.0:
Pending analysis
Type:
CWE-79 Cross-Site Scripting (XSS)
Publication date:
15/05/2024
Last modified:
07/08/2025

Description

A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager and Secure Web Appliance could allow an authenticated, remote attacker to conduct an XSS attack against a user of the interface.<br /> <br /> This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.80 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): Low
Integrity (I): Low
Availability (A): None

Base Score 3.x
4.80
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:cisco:asyncos:11.7.0-406:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:11.7.0-418:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:11.7.1-006:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:11.7.1-020:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:11.7.1-049:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:11.7.2-011:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:11.8.0-414:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:11.8.1-023:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:11.8.3-018:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:11.8.3-021:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:12.0.1-268:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:12.0.3-007:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:12.5.1-011:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:12.5.2-007:*:*:*:*:*:*:*
cpe:2.3:o:cisco:asyncos:12.5.4-005:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools