CVE-2017-3807

Description

A vulnerability in Common Internet Filesystem (CIFS) code in the Clientless SSL VPN functionality of Cisco ASA Software, Major Releases 9.0-9.6, could allow an authenticated, remote attacker to cause a heap overflow. The vulnerability is due to insufficient validation of user supplied input. An attacker could exploit this vulnerability by sending a crafted URL to the affected system. An exploit could allow the remote attacker to cause a reload of the affected system or potentially execute code. Note: Only traffic directed to the affected system can be used to exploit this vulnerability. This vulnerability affects systems configured in routed firewall mode only and in single or multiple context mode. This vulnerability can be triggered by IPv4 or IPv6 traffic. A valid TCP connection is needed to perform the attack. The attacker needs to have valid credentials to log in to the Clientless SSL VPN portal. Vulnerable Cisco ASA Software running on the following products may be affected by this vulnerability: Cisco ASA 5500 Series Adaptive Security Appliances, Cisco ASA 5500-X Series Next-Generation Firewalls, Cisco Adaptive Security Virtual Appliance (ASAv), Cisco ASA for Firepower 9300 Series, Cisco ASA for Firepower 4100 Series. Cisco Bug IDs: CSCvc23838.

Risk Information

Base Score
8.8
MODERATE
Vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
13.796

Associated Vulnerability

VulnerabilityOS Platform
Cisco ASA Clientless SSL VPN CIFS Heap Overflow Vulnerability For Cisco Adaptive Security Appliance (ASA) SoftwareNCM
Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability (CVE-2017-3807)NCM

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-1706057Security Update for Cisco Adaptive Security Appliance (ASA) Software 99.17(1.69)

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234