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Fencer Vulns
critical 9.8

CVE-2022-25752 json

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

published 2022-04-12 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-30407

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

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. The webserver of affected devices calculates session ids and nonces in an insecure manner. This could allow an unauthenticated remote attacker to brute-force session ids and hijack existing sessions.

Patch / fix

  • siemens scalance_x302-7eec_firmware 4.1.4
  • siemens scalance_x304-2fe_firmware 4.1.4
  • siemens scalance_x306-1ldfe_firmware 4.1.4
  • siemens scalance_x307-2eec_firmware 4.1.4
  • siemens scalance_x307-3_firmware 4.1.4
  • siemens scalance_x307-3ld_firmware 4.1.4
  • siemens scalance_x308-2_firmware 4.1.4
  • siemens scalance_x308-2ld_firmware 4.1.4
  • siemens scalance_x308-2lh_firmware 4.1.4
  • siemens scalance_x308-2lh+_firmware 4.1.4
  • siemens scalance_x308-2m_firmware 4.1.4
  • siemens scalance_x308-2m_ts_firmware 4.1.4
  • siemens scalance_x310_firmware 4.1.4
  • siemens scalance_x310fe_firmware 4.1.4
  • siemens scalance_x320-1fe_firmware 4.1.4
  • siemens scalance_x320-1-2ldfe_firmware 4.1.4
  • siemens scalance_x408-2_firmware 4.1.4
  • siemens scalance_xr324-4m_eec_firmware 4.1.4
  • siemens scalance_xr324-4m_poe_firmware 4.1.4
  • siemens scalance_xr324-4m_poe_ts_firmware 4.1.4

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-22-104-09 updated cvss 8.8

Siemens SCALANCE X-300 Switches

  • Siemens SCALANCE X302-7 EEC (2x 24V, coated) <V4.1.4 Siemens SCALANCE X302-7 EEC (2x 24V) <V4.1.4 Siemens SCALANCE X302-7 EEC (2x 230V, coated) <V4.1.4 Siemens SCALANCE X302-7 EEC (2x 230V) <V4.1.4 Siemens SCALANCE X302-7 EEC (24V, coated) <V4.1.4 Siemens SCALANCE X302-7 EEC (24V) <V4.1.4
    +34 more products
    Siemens SCALANCE X302-7 EEC (230V, coated) <V4.1.4 Siemens SCALANCE X302-7 EEC (230V) <V4.1.4 Siemens SCALANCE X304-2FE <V4.1.4 Siemens SCALANCE X306-1LD FE <V4.1.4 Siemens SCALANCE X307-2 EEC (2x 24V, coated) <V4.1.4 Siemens SCALANCE X307-2 EEC (2x 24V) <V4.1.4 Siemens SCALANCE X307-2 EEC (2x 230V, coated) <V4.1.4 Siemens SCALANCE X307-2 EEC (2x 230V) <V4.1.4 Siemens SCALANCE X307-2 EEC (24V, coated) <V4.1.4 Siemens SCALANCE X307-2 EEC (24V) <V4.1.4 Siemens SCALANCE X307-2 EEC (230V, coated) <V4.1.4 Siemens SCALANCE X307-2 EEC (230V) <V4.1.4 Siemens SCALANCE X307-3 <V4.1.4 Siemens SCALANCE X307-3LD <V4.1.4 Siemens SCALANCE X308-2 <V4.1.4 Siemens SCALANCE X308-2LD <V4.1.4 Siemens SCALANCE X308-2LH <V4.1.4 Siemens SCALANCE X308-2LH+ <V4.1.4 Siemens SCALANCE X308-2M <V4.1.4 Siemens SCALANCE X308-2M PoE <V4.1.4 Siemens SCALANCE X308-2M TS <V4.1.4 Siemens SCALANCE X310 <V4.1.4 Siemens SCALANCE X310FE <V4.1.4 Siemens SCALANCE X320-1 FE <V4.1.4 Siemens SCALANCE X320-1-2LD FE <V4.1.4 Siemens SCALANCE X408-2 <V4.1.4 Siemens SCALANCE XR324-4M EEC (2x 24V, ports on front) <V4.1.4 Siemens SCALANCE XR324-4M EEC (2x 24V, ports on rear) <V4.1.4 Siemens SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front) <V4.1.4 Siemens SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear) <V4.1.4 Siemens SCALANCE XR324-4M EEC (24V, ports on front) <V4.1.4 Siemens SCALANCE XR324-4M EEC (24V, ports on rear) <V4.1.4 Siemens SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front) <V4.1.4 Siemens SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear) <V4.1.4
    affected: fixed in V4.1.4, workaround support.industry.siemens.com

11 more affected in the full advisory

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

Exploit prediction

1.45% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Siemens SCALANCE X302-7 EEC (230V)
  • Siemens SCALANCE X302-7 EEC (230V, coated)
  • Siemens SCALANCE X302-7 EEC (24V)
  • Siemens SCALANCE X302-7 EEC (24V, coated)
  • Siemens SCALANCE X302-7 EEC (2x 230V)
  • Siemens SCALANCE X302-7 EEC (2x 230V, coated)
  • Siemens SCALANCE X302-7 EEC (2x 24V)
  • Siemens SCALANCE X302-7 EEC (2x 24V, coated)
  • Siemens SCALANCE X304-2FE
  • Siemens SCALANCE X306-1LD FE
  • Siemens SCALANCE X307-2 EEC (230V)
  • Siemens SCALANCE X307-2 EEC (230V, coated)
  • Siemens SCALANCE X307-2 EEC (24V)
  • Siemens SCALANCE X307-2 EEC (24V, coated)
  • Siemens SCALANCE X307-2 EEC (2x 230V)
  • Siemens SCALANCE X307-2 EEC (2x 230V, coated)
  • Siemens SCALANCE X307-2 EEC (2x 24V)
  • Siemens SCALANCE X307-2 EEC (2x 24V, coated)
  • Siemens SCALANCE X307-3
  • Siemens SCALANCE X307-3LD
  • Siemens SCALANCE X308-2
  • Siemens SCALANCE X308-2LD
  • Siemens SCALANCE X308-2LH
  • Siemens SCALANCE X308-2LH+
  • Siemens SCALANCE X308-2M
  • Siemens SCALANCE X308-2M PoE
  • Siemens SCALANCE X308-2M TS
  • Siemens SCALANCE X310
  • Siemens SCALANCE X310FE
  • Siemens SCALANCE X320-1 FE
  • Siemens SCALANCE X320-1-2LD FE
  • Siemens SCALANCE X408-2
  • Siemens SCALANCE XR324-12M (230V, ports on front)
  • Siemens SCALANCE XR324-12M (230V, ports on rear)
  • Siemens SCALANCE XR324-12M (24V, ports on front)
  • Siemens SCALANCE XR324-12M (24V, ports on rear)
  • Siemens SCALANCE XR324-12M TS (24V)
  • Siemens SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on front)
  • Siemens SCALANCE XR324-4M EEC (100-240VAC/60-250VDC, ports on rear)
  • Siemens SCALANCE XR324-4M EEC (24V, ports on front)
  • Siemens SCALANCE XR324-4M EEC (24V, ports on rear)
  • Siemens SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on front)
  • Siemens SCALANCE XR324-4M EEC (2x 100-240VAC/60-250VDC, ports on rear)
  • Siemens SCALANCE XR324-4M EEC (2x 24V, ports on front)
  • Siemens SCALANCE XR324-4M EEC (2x 24V, ports on rear)
  • Siemens SCALANCE XR324-4M PoE (230V, ports on front)
  • Siemens SCALANCE XR324-4M PoE (230V, ports on rear)
  • Siemens SCALANCE XR324-4M PoE (24V, ports on front)
  • Siemens SCALANCE XR324-4M PoE (24V, ports on rear)
  • Siemens SCALANCE XR324-4M PoE TS (24V, ports on front)

Classification

Weakness
  • CWE-330 Use of Insufficiently Random Values

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.