Detections
Analytics
Linux: Cisco AnyConnect Secure Mobility Client Arbitrary Code Execution (cisco-sa-anyconnect-ipc-KfQO9QhK)
high Nessus Plugin ID 156549
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Synopsis
The remote device is missing a vendor-supplied security patchDescription
According to its self-reported version, Cisco AnyConnect Secure Mobility Client is affected by a arbitrary code execution vulnerability. The vulnerability is due to a lack of authentication to the IPC listener. An authenticated, local attacker could exploit this vulnerability by sending crafted IPC messages to the AnyConnect client IPC listener.A successful exploit could allow an attacker to cause the targeted AnyConnect user to execute a malicious script. This script would execute with the privileges of the targeted AnyConnect user.
Please see the included Cisco BIDs and Cisco Security Advisory for more information.
Solution
Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvv30103See Also
Plugin Details
Severity: High
ID: 156549
File Name: linux_cisco-sa-anyconnect-ipc-KfQO9QhK.nasl
Version: 1.3
Type: local
Agent: unix
Family: Misc.
Published: 1/7/2022
Updated: 4/11/2022
Configuration: Enable paranoid mode, Enable thorough checks
Supported Sensors: Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Medium
Base Score: 4.4
Temporal Score: 3.3
Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2020-3556
CVSS v3
Risk Factor: High
Base Score: 7.3
Temporal Score: 6.4
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/a:cisco:anyconnect_secure_mobility_client
Required KB Items: Host/local_checks_enabled, Settings/ParanoidReport, installed_sw/Cisco AnyConnect Secure Mobility Client
Exploit Ease: No known exploits are available
Patch Publication Date: 11/4/2020
Vulnerability Publication Date: 11/4/2020
Reference Information
CVE: CVE-2020-3556