Two vulnerabilities in Cisco Catalyst Center Virtual Appliance



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2025-20355
CVE-2025-20341
CWE-ID CWE-601
CWE-284
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Cisco Catalyst Center Virtual Appliance
Server applications / Remote management servers, RDP, SSH

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Open redirect

EUVDB-ID: #VU118525

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-20355

CWE-ID: CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')

Exploit availability: No

Description

The vulnerability allows a remote attacker to redirect victims to arbitrary URL.

The vulnerability exists due to improper sanitization of user-supplied data. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.

Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Catalyst Center Virtual Appliance: 2.3.7.4-VA - 2.3.7.9-VA

CPE2.3 External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-catc-open-redirect-3W5Bk3Je
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwo33422


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

2) Improper access control

EUVDB-ID: #VU118524

Risk: Medium

CVSSv4.0: 6.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-20341

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to improper access restrictions. A remote user can send a specially crafted HTTP request and perform unauthorized modifications to the system, including creating new user accounts or elevating their own privileges on an affected system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Catalyst Center Virtual Appliance: 2.3.7.4-VA - 2.3.7.9-VA

CPE2.3 External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-catc-priv-esc-VS8EeCuX
https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwo97875


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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