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CVE-2021-31338

HIGH
7.8
CVSS Score
Published: August 19, 2021 at 10:00 AM UTC
Updated: June 17, 2026 at 03:51 AM UTC
2 products affected across 1 vendorSINEMA Remote Connect ServerSINEMA Remote Connect Client

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Severity
HIGH7.8
Exploit prediction
EPSS 0.2%

Description

A vulnerability has been identified in SINEMA Remote Connect Client (All versions < V3.0 SP1). Affected devices allow to modify configuration settings over an unauthenticated channel. This could allow a local attacker to escalate privileges and execute own code on the device.

Affected

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

SINEMA Remote Connect Server· Siemens
95%
v < 3.03.0
Affected range stops below 3.0, so it looks safe — our inference, not a vendor statement
SINEMA Remote Connect Client· Siemens
60%
All versions < V3.0 SP1

Remediation

No guide yet

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

Patch and advisory references

References (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-816035.pdf

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-15NVD-CWE-Other

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