Detections
Analytics
Cisco NX-OS Software Border Gateway Protocol MD5 Authentication Bypass Vulnerability
high Nessus Plugin ID 134326
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Synopsis
The remote device is vulnerable to authentication bypass due to missing patch. (cisco-sa-20200226-nxos-bgpmd5)Description
An authentication bypass vulnerability exists in Cisco NX-OS Software Border Gateway Protocol due to MD5 Authentication Bypass. An unauthenticated, remote attacker can exploit this, via by attempting to establish a BGP session with the NX-OS peer, to bypass authentication and execute arbitrary actions with root privileges.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 CSCvq72707See Also
Plugin Details
Severity: High
ID: 134326
File Name: cisco-sa-20200226-nxos-bgpmd5.nasl
Version: 1.8
Type: combined
Family: CISCO
Published: 3/9/2020
Updated: 5/7/2021
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.2
CVSS v2
Risk Factor: Medium
Base Score: 4.3
Temporal Score: 3.2
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS Score Source: CVE-2020-3165
CVSS v3
Risk Factor: High
Base Score: 8.2
Temporal Score: 7.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:cisco:nx-os
Required KB Items: Host/Cisco/NX-OS/Version, Host/Cisco/NX-OS/Model, Host/Cisco/NX-OS/Device
Exploit Ease: No known exploits are available
Patch Publication Date: 2/26/2020
Vulnerability Publication Date: 2/26/2020
Reference Information
CVE: CVE-2020-3165