CVE-2022-20707: (Pwn2Own) Cisco RV340 upload.cgi JSON Command Injection Privilege Escalation Vulnerability
First published: Thu Feb 10 2022(Updated: )
Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software Cause denial of service (DoS) 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 Rv340 Firmware | <=1.0.03.24 | |
| Cisco RV340 | ||
| Cisco Rv340w Firmware | <=1.0.03.24 | |
| Cisco Rv340w | ||
| Cisco Rv345 Firmware | <=1.0.03.24 | |
| Cisco Rv345 | ||
| Cisco Rv345p Firmware | <=1.0.03.24 | |
| Cisco Rv345p | ||
| Cisco RV340 | ||
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Reference Links
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-mult-vuln-KA9PK6D
- https://www.zerodayinitiative.com/advisories/ZDI-22-419/
- https://www.zerodayinitiative.com/advisories/ZDI-22-409/
- https://www.zerodayinitiative.com/advisories/ZDI-22-411/
- http://packetstormsecurity.com/files/170988/Cisco-RV-Series-Authentication-Bypass-Command-Injection.html
Frequently Asked Questions
What is the severity of CVE-2022-20707?
The severity of CVE-2022-20707 is critical, with a CVSS score of 8.8.
How does CVE-2022-20707 affect Cisco RV340 routers?
CVE-2022-20707 allows network-adjacent attackers to escalate privileges on affected installations of Cisco RV340 routers.
Is authentication required to exploit CVE-2022-20707?
Authentication is required to exploit CVE-2022-20707, but the existing authentication mechanism can be bypassed.
What is the recommended solution for CVE-2022-20707?
Cisco has released a software update to address the vulnerability. It is recommended to update to the latest version of Cisco RV340 firmware.
Where can I find more information about CVE-2022-20707?
You can find more information about CVE-2022-20707 on the Cisco Security Advisory and Zero Day Initiative advisories linked in the references.
- collector/nvd-index
- agent/weakness
- agent/type
- agent/softwarecombine
- agent/title
- agent/references
- agent/author
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/last-modified-date
- agent/tags
- agent/first-publish-date
- agent/event
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-22-411
- alias/ZDI-CAN-15883
- alias/CVE-2022-20707
- agent/software-canonical-lookup
- alias/ZDI-22-409
- alias/ZDI-CAN-15610
- alias/CVE-2022-20705
- alias/ZDI-22-419
- alias/ZDI-CAN-15940
- vendor/cisco
- canonical/cisco rv340 firmware
- version/cisco rv340 firmware/1.0.03.24
- canonical/cisco rv340
- canonical/cisco rv340w firmware
- version/cisco rv340w firmware/1.0.03.24
- canonical/cisco rv340w
- canonical/cisco rv345 firmware
- version/cisco rv345 firmware/1.0.03.24
- canonical/cisco rv345
- canonical/cisco rv345p firmware
- version/cisco rv345p firmware/1.0.03.24
- canonical/cisco rv345p