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cvelistSiemensCVELIST:CVE-2023-35921
HistoryJul 11, 2023 - 9:07 a.m.

CVE-2023-35921

2023-07-1109:07:09
CWE-400
siemens
www.cve.org
simatic mv540 h
simatic mv540 s
simatic mv550 h
simatic mv550 s
simatic mv560 u
denial of service
unauthenticated remote attacker

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

35.1%

JSON

A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3.4), SIMATIC MV540 S (All versions < V3.3.4), SIMATIC MV550 H (All versions < V3.3.4), SIMATIC MV550 S (All versions < V3.3.4), SIMATIC MV560 U (All versions < V3.3.4), SIMATIC MV560 X (All versions < V3.3.4). Affected devices cannot properly process specially crafted Ethernet frames sent to the devices. This could allow an unauthenticated remote attacker to cause a denial of service condition. The affected devices must be restarted manually.

CNA Affected

[
  {
    "vendor": "Siemens",
    "product": "SIMATIC MV540 H",
    "versions": [
      {
        "version": "All versions < V3.3.4",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC MV540 S",
    "versions": [
      {
        "version": "All versions < V3.3.4",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC MV550 H",
    "versions": [
      {
        "version": "All versions < V3.3.4",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC MV550 S",
    "versions": [
      {
        "version": "All versions < V3.3.4",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC MV560 U",
    "versions": [
      {
        "version": "All versions < V3.3.4",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "vendor": "Siemens",
    "product": "SIMATIC MV560 X",
    "versions": [
      {
        "version": "All versions < V3.3.4",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]

Related

cve 1
cnvd 1
nvd 1
prion 1
cve
cve
CVE-2023-35921
2023-07-11 10:15:10
cnvd
cnvd
Siemens SIMATIC MV500 Devices Uncontrolled Resource Consumption Vulnerability (CNVD-2023-56541)
2023-07-12 00:00:00
nvd
nvd
CVE-2023-35921
2023-07-11 10:15:10
prion
prion
Design/Logic Flaw
2023-07-11 10:15:00

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

35.1%

JSON
Related for CVELIST:CVE-2023-35921
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