CVE-2022-32260

Authentication bypass via temporary UMC credentials

Published Jun 14, 2022 · Updated Aug 3, 2024

Incorrect user management in Siemens SINEMA Remote Connect Server before 3.2 SP1 allows attackers to bypass authentication. The server creates temporary credentials for User Management Component users that remain usable for authentication in certain scenarios. Exploitation requires local access, high privileges, and user interaction, after which the credentials grant the associated UMC access.

CVSS severity6.5
Medium
EPSS probability0.75%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Incorrect user management in Siemens SINEMA Remote Connect Server before 3.2 SP1 allows attackers to bypass authentication. The server creates temporary credentials for User Management Component users that remain usable for authentication in certain scenarios. Exploitation requires local access, high privileges, and user interaction, after which the credentials grant the associated UMC access.

The record

CVE
CVE-2022-32260
Published
Jun 14, 2022
Updated
Aug 3, 2024
Vendor
Siemens
Product
SINEMA Remote Connect Server
Classifications
CWE-286, T1078
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Jun 14, 2022CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <V3.2 SP1

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Siemens · SINEMA Remote Connect Serverversion=0 <V3.2 SP1

Published CVSS scores

6.5NIST National Vulnerability DatabaseCVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-286Incorrect User Management
T1078Valid Accounts

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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