Vulnerability Monitor

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CVE-2023-20241


Multiple vulnerabilities in Cisco Secure Client Software, formerly AnyConnect Secure Mobility Client, could allow an authenticated, local attacker to cause a denial of service (DoS) condition on an affected system. These vulnerabilities are due to an out-of-bounds memory read from Cisco Secure Client Software. An attacker could exploit these vulnerabilities by logging in to an affected device at the same time that another user is accessing Cisco Secure Client on the same system, and then sending crafted packets to a port on that local host. A successful exploit could allow the attacker to crash the VPN Agent service, causing it to be unavailable to all users of the system. To exploit these vulnerabilities, the attacker must have valid credentials on a multi-user system.


Published

2023-11-22T17:15:18.740

Last Modified

2024-11-21T07:40:58.370

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

Weaknesses
  • Type: Secondary
    CWE-125
  • Type: Primary
    CWE-125

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application cisco anyconnect_secure_mobility_client 4.9.00086 Yes
Application cisco anyconnect_secure_mobility_client 4.9.01095 Yes
Application cisco anyconnect_secure_mobility_client 4.9.02028 Yes
Application cisco anyconnect_secure_mobility_client 4.9.03047 Yes
Application cisco anyconnect_secure_mobility_client 4.9.03049 Yes
Application cisco anyconnect_secure_mobility_client 4.9.04043 Yes
Application cisco anyconnect_secure_mobility_client 4.9.04053 Yes
Application cisco anyconnect_secure_mobility_client 4.9.05042 Yes
Application cisco anyconnect_secure_mobility_client 4.9.06037 Yes
Application cisco secure_client 4.10.00093 Yes
Application cisco secure_client 4.10.01075 Yes
Application cisco secure_client 4.10.02086 Yes
Application cisco secure_client 4.10.03104 Yes
Application cisco secure_client 4.10.04065 Yes
Application cisco secure_client 4.10.04071 Yes
Application cisco secure_client 4.10.05085 Yes
Application cisco secure_client 4.10.05095 Yes
Application cisco secure_client 4.10.05111 Yes
Application cisco secure_client 4.10.06079 Yes
Application cisco secure_client 4.10.06090 Yes
Application cisco secure_client 4.10.07061 Yes
Application cisco secure_client 4.10.07062 Yes
Application cisco secure_client 4.10.07073 Yes
Application cisco secure_client 5.0.00238 Yes
Application cisco secure_client 5.0.00529 Yes
Application cisco secure_client 5.0.00556 Yes
Application cisco secure_client 5.0.01242 Yes
Application cisco secure_client 5.0.02075 Yes
Application cisco secure_client 5.0.03072 Yes
Application cisco secure_client 5.0.03076 Yes

References