Vulnerability Monitor

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CVE-2021-42029

A vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) V15 (All versions), SIMATIC STEP 7 (TIA Portal) V16 (All versions < V16 Update 5), SIMATIC STEP 7 (TIA Portal) V17 (All versions < V17 Update 2). An attacker could achieve privilege escalation on the web server of certain devices due to improper access control vulnerability in the engineering system software. The attacker needs to have direct access to the impacted web server.

Published

2022-04-12T09:15:13.817

Last Modified

2024-11-21T06:27:06.913

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

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

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

3.9

Impact Score

10.0

Weaknesses
  • Type: Secondary
    CWE-284
  • Type: Primary
    NVD-CWE-Other
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application siemens simatic_step_7 < 16 Yes
Application siemens simatic_step_7 16 Yes
Application siemens simatic_step_7 16 Yes
Application siemens simatic_step_7 16 Yes
Application siemens simatic_step_7 16 Yes
Application siemens simatic_step_7 16 Yes
Application siemens simatic_step_7 17 Yes
Application siemens simatic_step_7 17 Yes
Hardware siemens simatic_s7-1200_cpu - No
Hardware siemens simatic_s7-1200_cpu_1211c - No
Hardware siemens simatic_s7-1200_cpu_1212c - No
Hardware siemens simatic_s7-1200_cpu_1212fc - No
Hardware siemens simatic_s7-1200_cpu_1214_fc - No
Hardware siemens simatic_s7-1200_cpu_1214c - No
Hardware siemens simatic_s7-1200_cpu_1214fc - No
Hardware siemens simatic_s7-1200_cpu_1215_fc - No
Hardware siemens simatic_s7-1200_cpu_1215c - No
Hardware siemens simatic_s7-1200_cpu_1215fc - No
Hardware siemens simatic_s7-1200_cpu_1217c - No
Hardware siemens simatic_s7-1500_cpu - No
Hardware siemens simatic_s7-1500_cpu_1507s - No
Hardware siemens simatic_s7-1500_cpu_1507s_f - No
Hardware siemens simatic_s7-1500_cpu_1508s - No
Hardware siemens simatic_s7-1500_cpu_1508s_f - No
Hardware siemens simatic_s7-1500_cpu_1510sp - No
Hardware siemens simatic_s7-1500_cpu_1510sp-1 - No
Hardware siemens simatic_s7-1500_cpu_1511-1 - No
Hardware siemens simatic_s7-1500_cpu_1511-1_pn - No
Hardware siemens simatic_s7-1500_cpu_1511c - No
Hardware siemens simatic_s7-1500_cpu_1511c-1 - No
Hardware siemens simatic_s7-1500_cpu_1511f-1 - No
Hardware siemens simatic_s7-1500_cpu_1511f-1_pn - No
Hardware siemens simatic_s7-1500_cpu_1511t-1 - No
Hardware siemens simatic_s7-1500_cpu_1511tf-1 - No
Hardware siemens simatic_s7-1500_cpu_1512c - No
Hardware siemens simatic_s7-1500_cpu_1512c-1 - No
Hardware siemens simatic_s7-1500_cpu_1512sp-1 - No
Hardware siemens simatic_s7-1500_cpu_1512spf-1 - No
Hardware siemens simatic_s7-1500_cpu_1513-1 - No
Hardware siemens simatic_s7-1500_cpu_1513-1_pn - No
Hardware siemens simatic_s7-1500_cpu_1513f-1 - No
Hardware siemens simatic_s7-1500_cpu_1513f-1_pn - No
Hardware siemens simatic_s7-1500_cpu_1513r-1 - No
Hardware siemens simatic_s7-1500_cpu_1515-2 - No
Hardware siemens simatic_s7-1500_cpu_1515-2_pn - No
Hardware siemens simatic_s7-1500_cpu_1515f-2 - No
Hardware siemens simatic_s7-1500_cpu_1515f-2_pn - No
Hardware siemens simatic_s7-1500_cpu_1515r-2 - No
Hardware siemens simatic_s7-1500_cpu_1515t-2 - No
Hardware siemens simatic_s7-1500_cpu_1515tf-2 - No
Hardware siemens simatic_s7-1500_cpu_1516-3 - No
Hardware siemens simatic_s7-1500_cpu_1516-3_dp - No
Hardware siemens simatic_s7-1500_cpu_1516-3_pn - No
Hardware siemens simatic_s7-1500_cpu_1516-3_pn\/dp - No
Hardware siemens simatic_s7-1500_cpu_1516f-3 - No
Hardware siemens simatic_s7-1500_cpu_1516f-3_pn\/dp - No
Hardware siemens simatic_s7-1500_cpu_1516pro-2 - No
Hardware siemens simatic_s7-1500_cpu_1516pro_f - No
Hardware siemens simatic_s7-1500_cpu_1516t-3 - No
Hardware siemens simatic_s7-1500_cpu_1516tf-3 - No
Hardware siemens simatic_s7-1500_cpu_1517-3 - No
Hardware siemens simatic_s7-1500_cpu_1517-3_dp - No
Hardware siemens simatic_s7-1500_cpu_1517-3_pn - No
Hardware siemens simatic_s7-1500_cpu_1517-3_pn\/dp - No
Hardware siemens simatic_s7-1500_cpu_1517f-3 - No
Hardware siemens simatic_s7-1500_cpu_1517f-3_pn\/dp - No
Hardware siemens simatic_s7-1500_cpu_1517tf-3 - No
Hardware siemens simatic_s7-1500_cpu_1518 - No
Hardware siemens simatic_s7-1500_cpu_1518-4 - No
Hardware siemens simatic_s7-1500_cpu_1518-4_dp - No
Hardware siemens simatic_s7-1500_cpu_1518-4_pn - No
Hardware siemens simatic_s7-1500_cpu_1518-4_pn\/dp - No
Hardware siemens simatic_s7-1500_cpu_1518-4_pn\/dp_mfp - No
Hardware siemens simatic_s7-1500_cpu_1518f-4 - No
Hardware siemens simatic_s7-1500_cpu_1518f-4_pn\/dp - No
Hardware siemens simatic_s7-1500_cpu_1518hf-4 - No
Hardware siemens simatic_s7-1500_cpu_1518t-4 - No
Hardware siemens simatic_s7-1500_cpu_1518tf-4 - No
References