CVE-2023-29054

highpriority · track · 30EPSS 0.003 · 17 %ileDEEURUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.26% (17th) EPSS
CVSS 7.4 · high
Is it mine?
83 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT PRO (All versions < V5.5.2), SCALANCE X202-2IRT (All versions < V5.5.2), SCALANCE X202-2IRT (All versions < V5.5.2), SCALANCE X202-2P IRT (All versions < V5.5.2), SCALANCE X202-2P IRT PRO (All versions < V5.5.2), SCALANCE X204IRT (All versions < V5.5.2), SCALANCE X204IRT (All versions < V5.5.2), SCALANCE X204IRT PRO (All versions < V5.5.2), SCALANCE XF201-3P IRT (All versions < V5.5.2), SCALANCE XF202-2P IRT (All versions < V5.5.2), SCALANCE XF204-2BA IRT (All versions < V5.5.2), SCALANCE XF204IRT (All versions < V5.5.2), SIPLUS NET SCALANCE X202-2P IRT (All versions < V5.5.2). The SSH server on affected devices is configured to offer weak ciphers by default. This could allow an unauthorized attacker in a man-in-the-middle position to read and modify any data passed over the connection between legitimate clients and the affected device.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

02

cvss

Technical severity, 0–10. One row per scoring source.

7.7
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.7–7.7

v3.17.4highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Nprimary · NVD / NIST USexploitability 2.2 · impact 5.2
v3.16.7mediumCVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:H/E:P/RL:U/RC:Csecondary · CISA US
v3.17.7highAV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:Hsecondary · FSTEC (BDU) RU
v3.16.7mediumCVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:H/E:P/RL:U/RC:Csecondary · ENISA EU
v3.16.7mediumCVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:Hsecondary · productcert@siemens.com DEexploitability 1.2 · impact 5.5
v3.16.7mediumCVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:H/E:P/RL:U/RC:Csecondary · Siemens ProductCERT DE
v3.16.8mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:Usecondary · CVSS-BT (t0sche)
03

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

05

affected products (83)

Products and version ranges known to be affected.

06

advisories (2)

Vendor and ecosystem advisories describing this.

  • SSA-479249SSA-479249: Weak Encryption Vulnerability in SCALANCE X-200IRT Devices2023-04-11csaf · siemens_psirtDE

    The SSH server on SCALANCE X-200IRT devices is configured to offer weak ciphers by default. This could allow an unauthorized attacker in a man-in-the-middle position to read and modify any data passed over the connection between legitimate clients and the affected device. Siemens has released updates for the affected products and recommends to update to the latest versions.

  • ICSA-23-103-05Siemens SCALANCE X-200IRT Devices2023-04-11icsa · cisa_csaf_otUS

    The SSH server on SCALANCE X-200IRT devices is configured to offer weak ciphers by default. This could allow an unauthorized attacker in a man-in-the-middle position to read and modify any data passed over the connection between legitimate clients and the affected device. Siemens has released updates for the affected products and recommends to update to the latest versions.

07

also known as (5)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

09

references (4)

External citations — patches, advisories, analysis.

scry

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