Siemens SIMATIC CP 1242-7 V2 (incl. SIPLUS variants)

CVE-2023-38380

HIGH 8.7

At a glance

Source: NVD
EPSS: EPSS 0.96 % · percentile 61 (2026-10-31)
State: PUBLISHED
Published: 2023-12-12 11:26 UTC
Updated: 2024-08-02 17:39 UTC
Assigner: siemens
NVD status: Modified

Search on…

Description

A vulnerability has been identified in SIMATIC CP 1242-7 V2 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants) (All versions), SIMATIC CP 1243-1 IEC (incl. SIPLUS variants) (All versions < V3.4.29), SIMATIC CP 1243-7 LTE (All versions < V3.4.29), SIMATIC CP 1243-8 IRC (6GK7243-8RX30-0XE0) (All versions < V3.4.29), SIMATIC CP 1542SP-1 (6GK7542-6UX00-0XE0) (All versions < V2.3), SIMATIC CP 1542SP-1 IRC (6GK7542-6VX00-0XE0) (All versions < V2.3), SIMATIC CP 1543-1 (6GK7543-1AX00-0XE0) (All versions < V3.0.37), SIMATIC CP 1543SP-1 (6GK7543-6WX00-0XE0) (All versions < V2.3), SINAMICS S210 (6SL5...) (All versions >= V6.1 < V6.1 HF2), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (6AG2542-6VX00-4XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC (6AG1543-6WX00-7XE0) (All versions < V2.3), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (6AG2543-6WX00-4XE0) (All versions < V2.3), SIPLUS NET CP 1543-1 (6AG1543-1AX00-2XE0) (All versions < V3.0.37). The webserver implementation of the affected products does not correctly release allocated memory after it has been used. An attacker with network access could use this vulnerability to cause a denial-of-service condition in the webserver of the affected product.

Weaknesses (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C	siemens
CVSS 4.0	HIGH 8.7	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	siemens
CVSS 4.0	HIGH 8.7	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X	NVD · productcert@siemens.com (Secondary)
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · productcert@siemens.com (Secondary)

European references

ENISA EUVD · EUVD-2023-42197
GCVE · GCVE-0-2023-38380

CERT-FR advisories

CERTFR-2024-AVI-0478 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
CERTFR-2023-AVI-1015 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:siemens:6gk7243-8rx30-0xe0_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:6gk7543-1ax00-0xe0_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:6ag1543-1ax00-2xe0_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_cp_1242-7_v2_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_cp_1243-1_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_cp_1243-1_dnp3_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_cp_1243-1_iec_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:simatic_cp_1243-7_lte_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.1:-:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.1:sp1:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.1:sp1_hotfix8:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.2:-:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.2:hotfix2:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.2:hotfix5:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.2:hotfix6:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.2:hotfix7:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.2:sp3:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.2:sp3_hotfix3:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.2:sp3_hotfix5:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.2:sp3_hotfix6:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:5.2:sp3_hotfix9:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:6.1:-:*:*:*:*:*:*
cpe:2.3:o:siemens:sinamics_s210_firmware:6.1:hotfix1:*:*:*:*:*:*

Affected products

Product	Versions
Siemens · SIMATIC CP 1242-7 V2 (incl. SIPLUS variants)	affected 0 < V3.4.29
Siemens · SIMATIC CP 1243-1 (incl. SIPLUS variants)	affected 0 < V3.4.29
Siemens · SIMATIC CP 1243-1 DNP3 (incl. SIPLUS variants)	affected 0 < *
Siemens · SIMATIC CP 1243-1 IEC (incl. SIPLUS variants)	affected 0 < V3.4.29
Siemens · SIMATIC CP 1243-7 LTE	affected 0 < V3.4.29
Siemens · SIMATIC CP 1243-8 IRC	affected 0 < V3.4.29
Siemens · SIMATIC CP 1542SP-1	affected 0 < V2.3
Siemens · SIMATIC CP 1542SP-1 IRC	affected 0 < V2.3
Siemens · SIMATIC CP 1543-1	affected 0 < V3.0.37
Siemens · SIMATIC CP 1543SP-1	affected 0 < V2.3
Siemens · SINAMICS S210 (6SL5...)	affected V6.1 < V6.1 HF2
Siemens · SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL	affected 0 < V2.3
Siemens · SIPLUS ET 200SP CP 1543SP-1 ISEC	affected 0 < V2.3
Siemens · SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL	affected 0 < V2.3
Siemens · SIPLUS NET CP 1543-1	affected 0 < V3.0.37

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD

⚠️ Siemens SIMATIC CP 1242-7 V2 (incl. SIPLUS variants)