CVE-2020-3453: Cisco RV340 upload.cgi Stack-based Buffer Overflow Remote Code Execution Vulnerability
First published: Fri Sep 04 2020(Updated: )
Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an authenticated, remote attacker with administrative credentials to execute arbitrary commands on the underlying operating system (OS) as a restricted user. For more information about these vulnerabilities, see the Details section of this advisory.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco RV340W Firmware | ||
| Cisco RV340W Firmware | <1.0.03.19 | |
| Cisco RV340W Firmware | ||
| Cisco RV340W Firmware | <1.0.03.19 | |
| Cisco RV340W Firmware | ||
| Cisco RV345 Firmware | <1.0.03.19 | |
| Cisco RV345P Firmware | ||
| Cisco RV345P Firmware | <1.0.03.19 | |
| Cisco RV345P Firmware |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2020-3453.
What is the severity of CVE-2020-3453?
The severity of CVE-2020-3453 is high with a score of 6.8.
How can an attacker exploit CVE-2020-3453?
An attacker can exploit CVE-2020-3453 by providing a malicious fileparam parameter to the upload.cgi endpoint.
Which Cisco products are affected by CVE-2020-3453?
Cisco RV340 routers with firmware version up to 1.0.03.19 are affected.
Is authentication required to exploit CVE-2020-3453?
Yes, authentication is required to exploit CVE-2020-3453.
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