CVE-2020-3158CWE-798

Cisco Smart Software Manager On-Prem Static Default Credential Vulnerability

Critical · published February 19, 2020

CVSS v3.0
9.8
EPSS
3%
Percentile
85.1
In the wild
Unconfirmed
What it is

🚨 A default, static password is all it takes for attackers to waltz into your system with high privileges! 🔥 Think of this like a hotel room with a master key left in plain sight. Anyone can use that key to access the guest rooms without needing permission from the front desk, which is exactly how this vulnerability operates. An attacker exploiting this flaw could read and write critical system data, potentially altering device configurations! While they won’t have full control, they can still cause chaos and access sensitive information that can lead to further breaches.

Put simply

Think of this like a hotel room with a master key left in plain sight. Anyone can use that key to access the guest rooms without needing permission from the front desk, which is exactly how this vulnerability operates. CVE-2020-3158 allows unauthenticated remote access to the Smart Software Manager On-Prem system due to a hard-coded account with a default password, completely bypassing standard authentication checks.

What to do

An attacker exploiting this flaw could read and write critical system data, potentially altering device configurations! While they won’t have full control, they can still cause chaos and access sensitive information that can lead to further breaches. Patch to version 6.3.0 or later as soon as possible! Additionally, update any hard-coded credentials to secure unique passwords. Regularly audit accounts to ensure no default credentials are lurking around. You've got this! Secure your system and bolster your defenses! 🛡️

The record
Technical detail
CVSS v3.0
9.8 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02582 · 85.1th percentile
Weakness
CWE-798 · Use of Hard-coded Credentials
Published
2020-02-19T19:15Z
EPSS history
Timeline
  • 19 FEB 19:15Z
    Cisco Smart Software Manager On-Prem Static Default Credential Vulnerability
    cvelistv5