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CVE-2024-20474

Severity CVSS v4.0:
Pending analysis
Type:
CWE-191 Integer Underflow (Wrap or Wraparound)
Publication date:
23/10/2024
Last modified:
01/11/2024

Description

A vulnerability in Internet Key Exchange version 2 (IKEv2) processing of Cisco Secure Client Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) of Cisco Secure Client.<br /> <br /> This vulnerability is due to an integer underflow condition. An attacker could exploit this vulnerability by sending a crafted IKEv2 packet to an affected system. A successful exploit could allow the attacker to cause Cisco Secure Client Software to crash, resulting in a DoS condition on the client software.<br /> <br /> Note: Cisco Secure Client Software releases 4.10 and earlier were known as Cisco AnyConnect Secure Mobility Client.

Impact

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

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

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

Base Score 3.x
6.50
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.00086:*:*:*:*:*:*:*
cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.01095:*:*:*:*:*:*:*
cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.02028:*:*:*:*:*:*:*
cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.03047:*:*:*:*:*:*:*
cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.03049:*:*:*:*:*:*:*
cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.04043:*:*:*:*:*:*:*
cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.04053:*:*:*:*:*:*:*
cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.05042:*:*:*:*:*:*:*
cpe:2.3:a:cisco:anyconnect_secure_mobility_client:4.9.06037:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_client:4.10.00093:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_client:4.10.01075:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_client:4.10.02086:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_client:4.10.03104:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_client:4.10.04065:*:*:*:*:*:*:*
cpe:2.3:a:cisco:secure_client:4.10.04071:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools