#VU19287 Open redirect in Cisco Systems, Inc products - CVE-2019-1943


| Updated: 2021-06-17

Vulnerability identifier: #VU19287

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2019-1943

CWE-ID: CWE-601

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Cisco Small Business 500 Series Stackable Managed Switches
Hardware solutions / Routers & switches, VoIP, GSM, etc
Cisco Small Business 300 Series Managed Switches
Hardware solutions / Routers & switches, VoIP, GSM, etc
Cisco Small Business 200 Series Smart Switches
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to redirect a user to a malicious web page.

The vulnerability exists due to the improper input validation of the parameters of an HTTP request. A remote attacker can intercept a user's HTTP request and modify it into a request that causes the web interface to redirect the user to a specific malicious URL. 

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Cisco Small Business 500 Series Stackable Managed Switches: All versions

Cisco Small Business 300 Series Managed Switches: All versions

Cisco Small Business 200 Series Smart Switches: All versions

External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190717-sbss-redirect

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.


Latest bulletins with this vulnerability


Open redirect in Cisco Small Business Series Switches