Skip to content
Noroxi
CVE-2022-25751· NVD / CVE Program· CNA siemens

A vulnerability has been identified in SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X

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 the HTTP headers of incoming requests. This could allow an unauthenticated remote attacker to crash affected devices.

HighCVSS 7.5 · v3.1—No exploit No fix recorded
Published
Apr 12, 2022
Updated
Jun 17, 2026
EPSS
1.4% · 71th percentile
Follow this CVE

Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.

Report tools

JSON

Action score

30

Monitor

Low priority for now.

CVSS
30 / 40 · 7.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 1.4%

Affected systems

VendorProduct
siemensscalance x302-7eec firmware
siemensscalance x302-7eec
siemensscalance x304-2fe firmware
siemensscalance x304-2fe
siemensscalance x306-1ldfe firmware
siemensscalance x306-1ldfe
siemensscalance x307-2eec firmware
siemensscalance x307-2eec
siemensscalance x307-3 firmware
siemensscalance x307-3
siemensscalance x307-3ld firmware
siemensscalance x307-3ld

and 36 more

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • siemens scalance x302-7eec firmwarebefore 4.1.4
  • siemens scalance x304-2fe firmwarebefore 4.1.4
  • siemens scalance x306-1ldfe firmwarebefore 4.1.4
  • siemens scalance x307-2eec firmwarebefore 4.1.4
  • siemens scalance x307-3 firmwarebefore 4.1.4
  • siemens scalance x307-3ld firmwarebefore 4.1.4
  • siemens scalance x308-2 firmwarebefore 4.1.4
  • siemens scalance x308-2ld firmwarebefore 4.1.4
  • siemens scalance x308-2lh firmwarebefore 4.1.4
  • siemens scalance x308-2lh+ firmwarebefore 4.1.4
  • siemens scalance x308-2m firmwarebefore 4.1.4
  • siemens scalance x308-2m poe firmwareall versions
  • siemens scalance x308-2m ts firmwarebefore 4.1.4
  • siemens scalance x310 firmwarebefore 4.1.4
  • siemens scalance x310fe firmwarebefore 4.1.4
  • siemens scalance x320-1-2ldfe firmwarebefore 4.1.4
  • siemens scalance x320-1fe firmwarebefore 4.1.4
  • siemens scalance x408-2 firmwarebefore 4.1.4
  • siemens scalance xr324-12m firmwarebefore 4.1.4
  • siemens scalance xr324-12m ts firmwarebefore 4.1.4

Versions reported by the vendor

Affected version ranges reported by the assigning authority (siemens). Independent of NVD's CPE analysis and usually ahead of it.

  • Siemens SCALANCE X302-7 EEC (230V, coated)

    • All versions < V4.1.4affected

  • Siemens SCALANCE X302-7 EEC (230V)

    • All versions < V4.1.4affected

  • Siemens SCALANCE X302-7 EEC (24V, coated)

    • All versions < V4.1.4affected

  • Siemens SCALANCE X302-7 EEC (24V)

    • All versions < V4.1.4affected

  • Siemens SCALANCE X302-7 EEC (2x 230V, coated)

    • All versions < V4.1.4affected

  • Siemens SCALANCE X302-7 EEC (2x 230V)

    • All versions < V4.1.4affected

  • Siemens SCALANCE X302-7 EEC (2x 24V, coated)

    • All versions < V4.1.4affected

  • Siemens SCALANCE X302-7 EEC (2x 24V)

    • All versions < V4.1.4affected

  • Siemens SCALANCE X304-2FE

    • All versions < V4.1.4affected

  • Siemens SCALANCE X306-1LD FE

    • All versions < V4.1.4affected

  • Siemens SCALANCE X307-2 EEC (230V, coated)

    • All versions < V4.1.4affected

  • Siemens SCALANCE X307-2 EEC (230V)

    • All versions < V4.1.4affected

Same product

siemens: all records

Other highest-scoring records for the same primary product.

  • CVE-2022-25752A vulnerability has been identified in SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X
    39Monitor
  • CVE-2022-25753A vulnerability has been identified in SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X
    36Monitor
  • CVE-2022-25754A vulnerability has been identified in SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X
    35Monitor
  • CVE-2022-26380A vulnerability has been identified in SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X
    30Monitor
  • CVE-2022-26335A vulnerability has been identified in SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X
    30Monitor
  • CVE-2022-26334A vulnerability has been identified in SCALANCE X302-7 EEC (230V), SCALANCE X302-7 EEC (230V, coated), SCALANCE X302-7 EEC (24V), SCALANCE X
    30Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
None
Availability impact
High

Weakness class (CWE)

CWE-20 · Improper Input Validation

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records