Improper Authorization in Cisco Catalyst SD-WAN Manager

1) Improper Authorization

EUVDB-ID: #VU81273

Risk: Low

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-20254

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote user to bypass authorization process.

The vulnerability exists due to insufficient user session management within the Manager system. A remote administrator can access information about another tenant, change configuration or perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco SD-WAN vManage: - - 20.11

CPE2.3

• cpe:2.3:a:cisco_systems:cisco_sd-wan_vmanage:*:*:*:*:*:*:*:*
• cpe:2.3:a:cisco_systems:cisco_sd-wan_vmanage:20.3:*:*:*:*:*:*:*
• cpe:2.3:a:cisco_systems:cisco_sd-wan_vmanage:20.4:*:*:*:*:*:*:*

External links

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vman-sc-LRLfu2z

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.