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CVE-2020-3330: cisco cisco rv110w wireless-n vpn firewall firmware Use of Hard-coded Credentials

CVSS: 10.0v2.0HighModified
Published 16-07-2020Last modified 15-11-2024
Open JSON

Vulnerability summary

CVE-2020-3330 is a high (CVSS 10.0) Use of Hard-coded Credentials vulnerability in cisco cisco rv110w wireless-n vpn firewall firmware. EPSS estimates a 3.44% chance of exploitation in the next 30 days, higher than 88.8% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
10.0/10
010
High · v2.0 (NVD)
EPSS score
3.44%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 16-07-2020
    PublishedVulnerability first disclosed.
  2. 15-11-2024
    Last modifiedVulnerability information updated.

Description

A vulnerability in the Telnet service of Cisco Small Business RV110W Wireless-N VPN Firewall Routers could allow an unauthenticated, remote attacker to take full control of the device with a high-privileged account. The vulnerability exists because a system account has a default and static password. An attacker could exploit this vulnerability by using this default account to connect to the affected system. A successful exploit could allow the attacker to gain full control of an affected device.

CVSS metrics

4 scores · 2 sources · 3 versions

EPSS trend

Probability

3.44%

Chance of exploitation in the next 30 days

Percentile

89%

Versus all other CVEs

30-day change

0.00 pp

From 3.44% on 21-09-2026

21-09-202621-10-2026
EPSS score
3.44%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Cisco2 products

1 vendor · 2 products

References

1 links