CVE-2022-25752

12.04.2022, 09:15

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.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	9.8 CRITICAL	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
siemens	CNA	---				---
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 85%

Vendor	Product	Version
siemens	scalance_x302-7eec_firmware	𝑥 < 4.1.4
siemens	scalance_x304-2fe_firmware	𝑥 < 4.1.4
siemens	scalance_x306-1ldfe_firmware	𝑥 < 4.1.4
siemens	scalance_x307-2eec_firmware	𝑥 < 4.1.4
siemens	scalance_x307-3_firmware	𝑥 < 4.1.4
siemens	scalance_x307-3ld_firmware	𝑥 < 4.1.4
siemens	scalance_x308-2_firmware	𝑥 < 4.1.4
siemens	scalance_x308-2ld_firmware	𝑥 < 4.1.4
siemens	scalance_x308-2lh_firmware	𝑥 < 4.1.4
siemens	scalance_x308-2lh\+_firmware	𝑥 < 4.1.4
siemens	scalance_x308-2m_firmware	𝑥 < 4.1.4
siemens	scalance_x308-2m_poe_firmware	-
siemens	scalance_x308-2m_ts_firmware	𝑥 < 4.1.4
siemens	scalance_x310_firmware	𝑥 < 4.1.4
siemens	scalance_x310fe_firmware	𝑥 < 4.1.4
siemens	scalance_x320-1fe_firmware	𝑥 < 4.1.4
siemens	scalance_x320-1-2ldfe_firmware	𝑥 < 4.1.4
siemens	scalance_x408-2_firmware	𝑥 < 4.1.4
siemens	scalance_xr324-4m_eec_firmware	𝑥 < 4.1.4
siemens	scalance_xr324-4m_poe_firmware	𝑥 < 4.1.4
siemens	scalance_xr324-4m_poe_ts_firmware	𝑥 < 4.1.4
siemens	scalance_xr324-12m_firmware	𝑥 < 4.1.4
siemens	scalance_xr324-12m_ts_firmware	𝑥 < 4.1.4
siemens	siplus_net_scalance_x308-2_firmware	𝑥 < 4.1.4

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-330 - Use of Insufficiently Random Values
The software uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-836527.pdf