What is CVE-2023-20073?

CVE-2023-20073 is a medium-severity vulnerability in Cisco Small Business Rv Series Router Firmware, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 5.3/10. Published 2023-04-05.

How severe is CVE-2023-20073?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2023-20073 known to be exploited?

5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Arbitrary file upload in Cisco Small Business Rv Series Router Firmware

CVE-2023-20073

A vulnerability in the web-based management interface of Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an unauthenticated, remote attacker to upload arbitrary files to an affected device. This vulnerabilit…

Vulnerability class: Unrestricted File Upload

EPSS: 0.913 (99.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Cisco Small Business Rv Series Router Firmware — versions n/a

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

Public proof-of-concept exploits

References

20230202 Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Arbitrary File Upload Vulnerability (vendor-advisory)

Frequently asked questions

What is CVE-2023-20073?: CVE-2023-20073 is a medium-severity vulnerability in Cisco Small Business Rv Series Router Firmware, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 5.3/10. Published 2023-04-05.
How severe is CVE-2023-20073?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2023-20073 known to be exploited?: 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.