What is CVE-2020-3331?

CVE-2020-3331 is a critical-severity vulnerability in Cisco Rv110w Wireless-n Vpn Firewall Firmware, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2020-07-16.

How severe is CVE-2020-3331?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2020-3331 known to be exploited?

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

Buffer overflow in Cisco Rv110w Wireless-n Vpn Firewall Firmware

CVE-2020-3331

A vulnerability in the web-based management interface of Cisco RV110W Wireless-N VPN Firewall and Cisco RV215W Wireless-N VPN Router could allow an unauthenticated, remote attacker to execute arbitrary code on an affected device. The vulne…

Vulnerability class: Buffer Overflow

EPSS: 0.427 (98.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2020-3331?: CVE-2020-3331 is a critical-severity vulnerability in Cisco Rv110w Wireless-n Vpn Firewall Firmware, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2020-07-16.
How severe is CVE-2020-3331?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-3331 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.