{"id":"CVE-2022-34820","aliases":["EUVD-2022-37726","GHSA-6j7x-87cm-p532"],"status":"published","title":"A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions), SIMATIC CP 1243-1 ...","description":"A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions \u003c V3.3.46), SIMATIC CP 1243-1 (All versions \u003c V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions \u003c V3.3.46), SIMATIC CP 1243-7 LTE US (All versions \u003c V3.3.46), SIMATIC CP 1243-8 IRC (All versions \u003c V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions \u003e= V2.0 \u003c V2.2.28), SIMATIC CP 1543-1 (All versions \u003c V3.0.22), SIMATIC CP 1543SP-1 (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions \u003c V3.3.46), SIPLUS NET CP 1543-1 (All versions \u003c V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions \u003c V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions \u003c 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.","severity":{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.02217,"percentile":0.82772,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-116","CWE-77"],"published":"2022-07-12T10:07:29Z","modified":"2026-06-17T04:50:58Z","products":[{"vendor":"siemens","product":"simatic cp 1242-7 v2"},{"vendor":"siemens","product":"simatic cp 1243-1"},{"vendor":"siemens","product":"simatic cp 1243-7 lte eu"},{"vendor":"siemens","product":"simatic cp 1243-7 lte us"},{"vendor":"siemens","product":"simatic cp 1243-8 irc"},{"vendor":"siemens","product":"simatic cp 1542sp-1 irc"},{"vendor":"siemens","product":"simatic cp 1543-1"},{"vendor":"siemens","product":"simatic cp 1543sp-1"},{"vendor":"siemens","product":"simatic_cp_1242-7_v2_firmware"},{"vendor":"siemens","product":"simatic_cp_1243-1_firmware"},{"vendor":"siemens","product":"simatic_cp_1243-7_lte_eu_firmware"},{"vendor":"siemens","product":"simatic_cp_1243-7_lte_us_firmware"},{"vendor":"siemens","product":"simatic_cp_1243-8_irc_firmware"},{"vendor":"siemens","product":"simatic_cp_1542sp-1_irc_firmware"},{"vendor":"siemens","product":"simatic_cp_1543-1_firmware"},{"vendor":"siemens","product":"simatic_cp_1543sp-1_firmware"},{"vendor":"siemens","product":"siplus et 200sp cp 1542sp-1 irc tx rail"},{"vendor":"siemens","product":"siplus et 200sp cp 1543sp-1 isec"},{"vendor":"siemens","product":"siplus et 200sp cp 1543sp-1 isec tx rail"},{"vendor":"siemens","product":"siplus net cp 1242-7 v2"},{"vendor":"siemens","product":"siplus net cp 1543-1"},{"vendor":"siemens","product":"siplus s7-1200 cp 1243-1"},{"vendor":"siemens","product":"siplus s7-1200 cp 1243-1 rail"},{"vendor":"siemens","product":"siplus_et_200sp_cp_1542sp-1_irc_tx_rail_firmware"},{"vendor":"siemens","product":"siplus_et_200sp_cp_1543sp-1_isec_firmware"},{"vendor":"siemens","product":"siplus_et_200sp_cp_1543sp-1_isec_tx_rail_firmware"},{"vendor":"siemens","product":"siplus_net_cp_1242-7_v2_firmware"},{"vendor":"siemens","product":"siplus_net_cp_1543-1_firmware"},{"vendor":"siemens","product":"siplus_s7-1200_cp_1243-1_firmware"},{"vendor":"siemens","product":"siplus_s7-1200_cp_1243-1_rail_firmware"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-517377.pdf","tags":["x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-34820"},{"url":"https://github.com/advisories/GHSA-6j7x-87cm-p532"}],"sources":{"cve":[{"id":"CVE-2022-34820","description":"A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions \u003c V3.3.46), SIMATIC CP 1243-1 (All versions \u003c V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions \u003c V3.3.46), SIMATIC CP 1243-7 LTE US (All versions \u003c V3.3.46), SIMATIC CP 1243-8 IRC (All versions \u003c V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions \u003e= V2.0 \u003c V2.2.28), SIMATIC CP 1543-1 (All versions \u003c V3.0.22), SIMATIC CP 1543SP-1 (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions \u003c V3.3.46), SIPLUS NET CP 1543-1 (All versions \u003c V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions \u003c V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions \u003c 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":"published","published":"2022-07-12T10:07:29Z","modified":"2025-04-21T13:51:29.23Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:34:42.028422Z"}],"euvd":[{"id":"EUVD-2022-37726","description":"A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions \u003c V3.3.46), SIMATIC CP 1243-1 (All versions \u003c V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions \u003c V3.3.46), SIMATIC CP 1243-7 LTE US (All versions \u003c V3.3.46), SIMATIC CP 1243-8 IRC (All versions \u003c V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions \u003e= V2.0 \u003c V2.2.28), SIMATIC CP 1543-1 (All versions \u003c V3.0.22), SIMATIC CP 1543SP-1 (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions \u003c V3.3.46), SIPLUS NET CP 1543-1 (All versions \u003c V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions \u003c V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions \u003c 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":"published","published":"2022-07-12T10:07:29Z","modified":"2025-04-21T13:51:29Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T20:52:18.663123Z"}],"ghsa":[{"id":"GHSA-6j7x-87cm-p532","title":"A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions), SIMATIC CP 1243-1 ...","description":"A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions), SIMATIC CP 1243-1 (All versions), SIMATIC CP 1243-7 LTE EU (All versions), SIMATIC CP 1243-7 LTE US (All versions), SIMATIC CP 1243-8 IRC (All versions), SIMATIC CP 1542SP-1 IRC (All versions \u003e= V2.0), SIMATIC CP 1543-1 (All versions \u003c V3.0.22), SIMATIC CP 1543SP-1 (All versions \u003e= V2.0), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions \u003e= V2.0), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions \u003e= V2.0), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions \u003e= V2.0), SIPLUS NET CP 1242-7 V2 (All versions), SIPLUS NET CP 1543-1 (All versions \u003c V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions), SIPLUS S7-1200 CP 1243-1 RAIL (All versions). 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":"published","published":"2022-07-13T00:01:56Z","modified":"2023-07-08T05:02:15Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-77","CWE-116"],"updated_at":"2026-11-02T14:54:42.043841Z"}],"nvd":[{"id":"CVE-2022-34820","description":"A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions \u003c V3.3.46), SIMATIC CP 1243-1 (All versions \u003c V3.3.46), SIMATIC CP 1243-7 LTE EU (All versions \u003c V3.3.46), SIMATIC CP 1243-7 LTE US (All versions \u003c V3.3.46), SIMATIC CP 1243-8 IRC (All versions \u003c V3.3.46), SIMATIC CP 1542SP-1 IRC (All versions \u003e= V2.0 \u003c V2.2.28), SIMATIC CP 1543-1 (All versions \u003c V3.0.22), SIMATIC CP 1543SP-1 (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1542SP-1 IRC TX RAIL (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS ET 200SP CP 1543SP-1 ISEC TX RAIL (All versions \u003e= V2.0 \u003c V2.2.28), SIPLUS NET CP 1242-7 V2 (All versions \u003c V3.3.46), SIPLUS NET CP 1543-1 (All versions \u003c V3.0.22), SIPLUS S7-1200 CP 1243-1 (All versions \u003c V3.3.46), SIPLUS S7-1200 CP 1243-1 RAIL (All versions \u003c 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":"published","published":"2022-07-12T10:15:12.343Z","modified":"2026-06-17T04:50:58.927Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-77","CWE-116"],"updated_at":"2026-11-02T14:07:23.322724Z"}]}}