CVE-2022-34820
Siemens · published 2022-07-12
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by Siemens AG via the CVE Program.
A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions < V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions < V3.3.46), SIMATIC CP 1243-7 LTE US (All versions < V3.3.46), SIMATIC CP 1243-8 IRC (All versions < V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions >= V2.0 < V2.2.28), SIMATIC CP 1543-1 (All versions < V3.0.22), SIMATIC CP 1543SP-1 (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions >= V2.0 < V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions >= V2.0 < V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions < V3.3.46), SIPLUS NET CP 1543-1 (All versions < V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions < V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions < V3.3.46). The application does not correctly escape some user provided fields during the authentication process. This could allow an attacker to inject custom commands and execute arbitrary code with elevated privileges.
Status at the source
- NVD status: Modified
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| Siemens | SIMATIC CP 1242-7 V2 | All versions < V3.3.46: affected |
| Siemens | SIMATIC CP 1243-1 | All versions < V3.3.46: affected |
| Siemens | SIMATIC CP 1243-7 LTE EU | All versions < V3.3.46: affected |
| Siemens | SIMATIC CP 1243-7 LTE US | All versions < V3.3.46: affected |
| Siemens | SIMATIC CP 1243-8 IRC | All versions < V3.3.46: affected |
| Siemens | SIMATIC CP 1542SP-1 IRC | All versions >= V2.0 < V2.2.28: affected |
| Siemens | SIMATIC CP 1543-1 | All versions < V3.0.22: affected |
| Siemens | SIMATIC CP 1543SP-1 | All versions >= V2.0 < V2.2.28: affected |
| Siemens | SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL | All versions >= V2.0 < V2.2.28: affected |
| Siemens | SIPLUS ET 200SP CP 1543SP-1 ISEC | All versions >= V2.0 < V2.2.28: affected |
| Siemens | SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL | All versions >= V2.0 < V2.2.28: affected |
| Siemens | SIPLUS NET CP 1242-7 V2 | All versions < V3.3.46: affected |
| Siemens | SIPLUS NET CP 1543-1 | All versions < V3.0.22: affected |
| Siemens | SIPLUS S7-1200 CP 1243-1 | All versions < V3.3.46: affected |
| Siemens | SIPLUS S7-1200 CP 1243-1 RAIL | All versions < V3.3.46: affected |
Products named in NVD's CPE match criteria (15)
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_1243-7_lte_eu_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_cp_1243-7_lte_us_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_cp_1243-8_irc_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_cp_1542sp-1_irc_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_cp_1543-1_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_cp_1543sp-1_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:siplus_et_200sp_cp_1542sp-1_irc_tx_rail_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:siplus_et_200sp_cp_1543sp-1_isec_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:siplus_et_200sp_cp_1543sp-1_isec_tx_rail_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:siplus_net_cp_1242-7_v2_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:siplus_net_cp_1543-1_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:siplus_s7-1200_cp_1243-1_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:siplus_s7-1200_cp_1243-1_rail_firmware:*:*:*:*:*:*:*:*
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 3.1: 8.4 HIGH — as published by Siemens AG (Secondary)
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H - CVSS 3.1: 9.8 CRITICAL — as published by NIST (Secondary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0: 9.3 HIGH — as published by NIST (Primary)
AV:N/AC:M/Au:N/C:C/I:C/A:C - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: none · Automatable: no · Technical impact: total
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- https://cert-portal.siemens.com/productcert/pdf/ssa-517377.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-517377.pdf
Source dates: published 2022-07-12, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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