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SiemensCVELIST:CVE-2023-29105

HistoryMay 09, 2023 - 11:51 a.m.

CVE-2023-29105

2023-05-0911:51:32

CWE-544

siemens

www.cve.org

cve-2023-29105

simatic cloud connect

denial of service

mqtt payload

vulnerability

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C

AI Score

7.4

Confidence

High

EPSS

0.001

Percentile

32.3%

JSON

A vulnerability has been identified in SIMATIC Cloud Connect 7 CC712 (All versions >= V2.0 < V2.1), SIMATIC Cloud Connect 7 CC712 (All versions < V2.1), SIMATIC Cloud Connect 7 CC716 (All versions >= V2.0 < V2.1), SIMATIC Cloud Connect 7 CC716 (All versions < V2.1). The affected device is vulnerable to a denial of service while parsing a random (non-JSON) MQTT payload. This could allow an attacker who can manipulate the communication between the MQTT broker and the affected device to cause a denial of service (DoS).

CNA Affected

[
  {
    "vendor": "Siemens",
    "product": "SIMATIC Cloud Connect 7 CC712",
    "versions": [
      {
        "version": "All versions >= V2.0 < V2.1",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC Cloud Connect 7 CC712",
    "versions": [
      {
        "version": "All versions < V2.1",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC Cloud Connect 7 CC716",
    "versions": [
      {
        "version": "All versions >= V2.0 < V2.1",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC Cloud Connect 7 CC716",
    "versions": [
      {
        "version": "All versions < V2.1",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]

References

cert-portal.siemens.com/productcert/pdf/ssa-555292.pdf

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C

AI Score

7.4

Confidence

High

EPSS

0.001

Percentile

32.3%

JSON

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