CVE-2023-20240
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Cisco | Cisco Secure Client | 4.9.00086 | affected |
| Cisco | Cisco Secure Client | 4.9.01095 | affected |
| Cisco | Cisco Secure Client | 4.9.02028 | affected |
| Cisco | Cisco Secure Client | 4.9.03047 | affected |
| Cisco | Cisco Secure Client | 4.9.03049 | affected |
| Cisco | Cisco Secure Client | 4.9.04043 | affected |
| Cisco | Cisco Secure Client | 4.9.04053 | affected |
| Cisco | Cisco Secure Client | 4.9.05042 | affected |
| Cisco | Cisco Secure Client | 4.9.06037 | affected |
| Cisco | Cisco Secure Client | 4.10.00093 | affected |
| Cisco | Cisco Secure Client | 4.10.01075 | affected |
| Cisco | Cisco Secure Client | 4.10.02086 | affected |
| Cisco | Cisco Secure Client | 4.10.03104 | affected |
| Cisco | Cisco Secure Client | 4.10.04065 | affected |
| Cisco | Cisco Secure Client | 4.10.04071 | affected |
| Cisco | Cisco Secure Client | 4.10.05085 | affected |
| Cisco | Cisco Secure Client | 4.10.05095 | affected |
| Cisco | Cisco Secure Client | 4.10.05111 | affected |
| Cisco | Cisco Secure Client | 4.10.06079 | affected |
| Cisco | Cisco Secure Client | 4.10.06090 | affected |
| Cisco | Cisco Secure Client | 4.10.07061 | affected |
| Cisco | Cisco Secure Client | 4.10.07062 | affected |
| Cisco | Cisco Secure Client | 4.10.07073 | affected |
| Cisco | Cisco Secure Client | 5.0.00238 | affected |
| Cisco | Cisco Secure Client | 5.0.00529 | affected |
| Cisco | Cisco Secure Client | 5.0.00556 | affected |
| Cisco | Cisco Secure Client | 5.0.01242 | affected |
| Cisco | Cisco Secure Client | 5.0.02075 | affected |
| Cisco | Cisco Secure Client | 5.0.03072 | affected |
| Cisco | Cisco Secure Client | 5.0.03076 | affected |
Weaknesses
- CWE-125: Out-of-bounds Read
ADP Enrichment
CVE Program Container
Additional References
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.