CVE-2024-20474

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

Severity
Medium 4.3
CVSS 3.1
Exploited
Not listed
EPSS
0.006
45.2th percentile
Discovered by
Third party
Published by the vendor
Published
Oct 23, 2024
Assigned by cisco

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. 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. Note: Cisco Secure Client Software releases 4.10 and earlier were known as Cisco AnyConnect Secure Mobility Client.

Weakness: CWE-191

Affected products

Vendor Product Category Matched by
Cisco Cisco Secure Client (AnyConnect) VPN & Remote Access cna-assigner
Vendor-reported affected versions (1)
  • Cisco · Cisco Secure Client