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CVE-2021-41538

LOW
3.3
CVSS Score
Published: September 28, 2021 at 11:12 AM UTC
Updated: June 17, 2026 at 04:08 AM UTC
16 products affected across 1 vendorSolid EdgeNx 1984 FirmwareNx 1988 Firmware

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Severity
LOW3.3
Exploit prediction
EPSS 1.0%

Description

A vulnerability has been identified in NX 1953 Series (All versions < V1973.3700), NX 1980 Series (All versions < V1988), Solid Edge SE2021 (All versions < SE2021MP8). The affected application is vulnerable to information disclosure by unexpected access to an uninitialized pointer while parsing user-supplied OBJ files. An attacker could leverage this vulnerability to leak information from unexpected memory locations (ZDI-CAN-13770).

Affected

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

Nx 1957 Firmware· Siemens
95%
v < 1973.3700
Affected range stops below 1973.3700, so it looks safe — our inference, not a vendor statement
siemens-nx-1957 (same device)
Nx 1961 Firmware· Siemens
95%
v < 1973.3700
Affected range stops below 1973.3700, so it looks safe — our inference, not a vendor statement
siemens-nx-1961 (same device)
Nx 1965 Firmware· Siemens
95%
v < 1973.3700
Affected range stops below 1973.3700, so it looks safe — our inference, not a vendor statement
siemens-nx-1965 (same device)
Nx 1969 Firmware· Siemens
95%
v < 1973.3700
Affected range stops below 1973.3700, so it looks safe — our inference, not a vendor statement
siemens-nx-1969 (same device)
Nx 1984 Firmware· Siemens
95%
v < 1984
Affected range stops below 1984, so it looks safe — our inference, not a vendor statement
siemens-nx-1984 (same device)
Nx 1988 Firmware· Siemens
95%
v < 1984
Affected range stops below 1984, so it looks safe — our inference, not a vendor statement
Solid Edge· Siemens
95%
v < se2021se2021se2021 maintenance_pack1se2021 maintenance_pack2se2021 maintenance_pack3se2021 maintenance_pack4se2021 maintenance_pack5se2021 maintenance_pack6se2021 maintenance_pack7
Affected range stops below se2021, so it looks safe — our inference, not a vendor statement
NX· Siemens
90%
v < 1984All versions < V1973.3700
Affected range stops below 1984, so it looks safe — our inference, not a vendor statement
siemens-nx-1988 (same device)
Nx 1980· Siemens
60%
All versions < V1988
Solid Edge SE2021· Siemens
60%
All versions < SE2021MP8

Remediation

No guide yet

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

Patch and advisory references

References (3)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-328042.pdf
x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://cert-portal.siemens.com/productcert/pdf/ssa-728618.pdf
x_refsource_MISCThird Party AdvisoryVDB Entry
Source: [email protected]
https://www.zerodayinitiative.com/advisories/ZDI-21-1122/

CVSS

3.3LOW[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-824

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