Vulnerability · Published Apr 12, 2022 · Assigned by siemens

CVE-2022-26380

High 7.5

In plain English

A high-severity out-of-bounds read in SCALANCE X302-7 EEC (230V) from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).

Severity (CVSS NVD)7.5High
Exploit odds (30 days)0.9%top 38.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

A vulnerability has been identified in SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X302-7 EEC (24V, coated), SCALANCE X302-7 EEC (2x 230V), SCALANCE X302-7 EEC (2x 230V, coated), SCALANCE X302-7 EEC (2x 24V), SCALANCE X302-7 EEC (2x 24V, coated), SCALANCE X304-2FE, SCALANCE X306-1LD FE, SCALANCE X307-2 EEC (230V), SCALANCE X307-2 EEC (230V, coated), SCALANCE X307-2 EEC (24V), SCALANCE X307-2 EEC (24V, coated), SCALANCE X307-2 EEC (2x 230V), SCALANCE X307-2 EEC (2x 230V, coated), SCALANCE X307-2 EEC (2x 24V), SCALANCE X307-2 EEC (2x 24V, coated), SCALANCE X307-3, SCALANCE X307-3, SCALANCE X307-3LD, SCALANCE X307-3LD, SCALANCE X308-2, SCALANCE X308-2, SCALANCE X308-2LD, SCALANCE X308-2LD, SCALANCE X308-2LH, SCALANCE X308-2LH, SCALANCE X308-2LH+, SCALANCE X308-2LH+, SCALANCE X308-2M, SCALANCE X308-2M, SCALANCE X308-2M PoE, SCALANCE X308-2M PoE, SCALANCE X308-2M TS, SCALANCE X308-2M TS, SCALANCE X310, SCALANCE X310, SCALANCE X310FE, SCALANCE X310FE, SCALANCE X320-1 FE, SCALANCE X320-1-2LD FE, SCALANCE X408-2, SCALANCE XR324-12M (230V, ports on front), SCALANCE XR324-12M (230V, ports on front), SCALANCE XR324-12M (230V, ports on rear), SCALANCE XR324-12M (230V, ports on rear), SCALANCE XR324-12M (24V, ports on front), SCALANCE XR324-12M (24V, ports on front), SCALANCE XR324-12M (24V, ports on rear), SCALANCE XR324-12M (24V, ports on rear), SCALANCE XR324-12M TS (24V), SCALANCE XR324-12M TS (24V), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (24V, ports on front), SCALANCE XR324-4M EEC (24V, ports on front), SCALANCE XR324-4M EEC (24V, ports on rear), SCALANCE XR324-4M EEC (24V, ports on rear), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear), SCALANCE XR324-4M EEC (2x 24V, ports on front), SCALANCE XR324-4M EEC (2x 24V, ports on front), SCALANCE XR324-4M EEC (2x 24V, ports on rear), SCALANCE XR324-4M EEC (2x 24V, ports on rear), SCALANCE XR324-4M PoE (230V, ports on front), SCALANCE XR324-4M PoE (230V, ports on rear), SCALANCE XR324-4M PoE (24V, ports on front), SCALANCE XR324-4M PoE (24V, ports on rear), SCALANCE XR324-4M PoE TS (24V, ports on front), SIPLUS NET SCALANCE X308-2. Affected devices do not properly validate if a certain SNMP key exists. An attacker could use this to trigger a reboot of an affected device by requesting specific SNMP information from the device.

Affected products (as reported)

VendorProductVersions
Siemens SCALANCE X302-7 EEC (230V) All versions < V4.1.4
Siemens SCALANCE X302-7 EEC (230V, coated) All versions < V4.1.4
Siemens SCALANCE X302-7 EEC (24V) All versions < V4.1.4
Siemens SCALANCE X302-7 EEC (24V, coated) All versions < V4.1.4
Siemens SCALANCE X302-7 EEC (2x 230V) All versions < V4.1.4
Siemens SCALANCE X302-7 EEC (2x 230V, coated) All versions < V4.1.4
Siemens SCALANCE X302-7 EEC (2x 24V) All versions < V4.1.4
Siemens SCALANCE X302-7 EEC (2x 24V, coated) All versions < V4.1.4
Siemens SCALANCE X304-2FE All versions < V4.1.4
Siemens SCALANCE X306-1LD FE All versions < V4.1.4
Siemens SCALANCE X307-2 EEC (230V) All versions < V4.1.4
Siemens SCALANCE X307-2 EEC (230V, coated) All versions < V4.1.4
Siemens SCALANCE X307-2 EEC (24V) All versions < V4.1.4
Siemens SCALANCE X307-2 EEC (24V, coated) All versions < V4.1.4
Siemens SCALANCE X307-2 EEC (2x 230V) All versions < V4.1.4
Siemens SCALANCE X307-2 EEC (2x 230V, coated) All versions < V4.1.4
Siemens SCALANCE X307-2 EEC (2x 24V) All versions < V4.1.4
Siemens SCALANCE X307-2 EEC (2x 24V, coated) All versions < V4.1.4
Siemens SCALANCE X307-3 All versions < V4.1.4
Siemens SCALANCE X307-3 All versions < V4.1.4
Siemens SCALANCE X307-3LD All versions < V4.1.4
Siemens SCALANCE X307-3LD All versions < V4.1.4
Siemens SCALANCE X308-2 All versions < V4.1.4
Siemens SCALANCE X308-2 All versions < V4.1.4
Siemens SCALANCE X308-2LD All versions < V4.1.4
Siemens SCALANCE X308-2LD All versions < V4.1.4
Siemens SCALANCE X308-2LH All versions < V4.1.4
Siemens SCALANCE X308-2LH All versions < V4.1.4
Siemens SCALANCE X308-2LH+ All versions < V4.1.4
Siemens SCALANCE X308-2LH+ All versions < V4.1.4

Weakness: CWE-125

References