CVE-2020-3158

Cisco Smart Software Manager On-Prem Static Default Credential Vulnerability

CRITICAL
9.1
CVSS Score
Published: February 19, 2020 at 07:15 PM UTC
Updated: June 17, 2026 at 03:17 AM UTC
1 product affected across 1 vendorSmart Software Manager on Prem

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Severity
CRITICAL9.1
Exploit prediction
EPSS 3%
SSVC
No known exploit

Description

A vulnerability in the High Availability (HA) service of Cisco Smart Software Manager On-Prem could allow an unauthenticated, remote attacker to access a sensitive part of the system with a high-privileged account. The vulnerability is due to a system account that has a default and static password and is not under the control of the system administrator. 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 obtain read and write access to system data, including the configuration of an affected device. The attacker would gain access to a sensitive portion of the system, but the attacker would not have full administrative rights to control the device.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 7-202001
Affected range stops below 7-202001, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-798

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