Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2022-34819

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 lacks proper validation of user-supplied data when parsing specific messages. This could result in a heap-based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of device.

Published

2022-07-12T10:15:12.293

Last Modified

2024-11-21T07:10:14.917

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 10.0 (CRITICAL)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

8.6

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-122
  • Type: Secondary
    CWE-787
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System siemens simatic_cp_1242-7_v2_firmware * Yes
Hardware siemens simatic_cp_1242-7_v2 - No
Operating System siemens simatic_cp_1243-1_firmware * Yes
Hardware siemens simatic_cp_1243-1 - No
Operating System siemens simatic_cp_1243-7_lte_eu_firmware * Yes
Hardware siemens simatic_cp_1243-7_lte_eu - No
Operating System siemens simatic_cp_1243-7_lte_us_firmware * Yes
Hardware siemens simatic_cp_1243-7_lte_us - No
Operating System siemens simatic_cp_1243-8_irc_firmware * Yes
Hardware siemens simatic_cp_1243-8_irc - No
Operating System siemens simatic_cp_1542sp-1_irc_firmware ≥ 2.0 Yes
Hardware siemens simatic_cp_1542sp-1_irc - No
Operating System siemens simatic_cp_1543-1_firmware < 3.0.22 Yes
Hardware siemens simatic_cp_1543-1 - No
Operating System siemens simatic_cp_1543sp-1_firmware ≥ 2.0 Yes
Hardware siemens simatic_cp_1543sp-1 - No
Operating System siemens siplus_et_200sp_cp_1542sp-1_irc_tx_rail_firmware ≥ 2.0 Yes
Hardware siemens siplus_et_200sp_cp_1542sp-1_irc_tx_rail - No
Operating System siemens siplus_et_200sp_cp_1543sp-1_isec_firmware ≥ 2.0 Yes
Hardware siemens siplus_et_200sp_cp_1543sp-1_isec - No
Operating System siemens siplus_et_200sp_cp_1543sp-1_isec_tx_rail_firmware ≥ 2.0 Yes
Hardware siemens siplus_et_200sp_cp_1543sp-1_isec_tx_rail - No
Operating System siemens siplus_net_cp_1242-7_v2_firmware * Yes
Hardware siemens siplus_net_cp_1242-7_v2 - No
Operating System siemens siplus_net_cp_1543-1_firmware < 3.0.22 Yes
Hardware siemens siplus_net_cp_1543-1 - No
Operating System siemens siplus_s7-1200_cp_1243-1_firmware * Yes
Hardware siemens siplus_s7-1200_cp_1243-1 - No
Operating System siemens siplus_s7-1200_cp_1243-1_rail_firmware * Yes
Hardware siemens siplus_s7-1200_cp_1243-1_rail - No
References