CVE-2021-34766

Cisco Smart Software Manager Privilege Escalation Vulnerability

HIGH
8.8
CVSS Score
Published: October 6, 2021 at 07:45 PM UTC
Updated: June 17, 2026 at 03:56 AM UTC
1 product affected across 1 vendorSmart Software Manager on Prem

Using Cisco Smart Software Manager On-Prem by Cisco?

Get instant alerts when new vulnerabilities affect Cisco Smart Software Manager On-Prem - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH8.8
Exploit prediction
EPSS 1.0%
SSVC
No known exploit

Description

A vulnerability in the web UI of Cisco Smart Software Manager On-Prem (SSM On-Prem) could allow an authenticated, remote attacker to elevate privileges and create, read, update, or delete records and settings in multiple functions. This vulnerability is due to insufficient authorization of the System User and System Operator role capabilities. An attacker could exploit this vulnerability by directly accessing a web resource. A successful exploit could allow the attacker to create, read, update, or delete records and settings in multiple functions without the necessary permissions on the web UI.

Affected

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

v < 8-202108
Affected range stops below 8-202108, 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 exploitNot automatablePartial impact

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

CVSS

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

Quick Info

StatusMODIFIED
CWE
CWE-269

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card