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SiemensCVE-2021-37199

HistoryOct 12, 2021 - 10:15 a.m.

CVE-2021-37199

2021-10-1210:15:12

CWE-787

CWE-122

siemens

web.nvd.nist.gov

sinumerik 808d

sinumerik 828d

vulnerability

dos

port 102

nvd

cve-2021-37199

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

7.5

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

AI Score

7.3

Confidence

High

EPSS

0.001

Percentile

42.6%

JSON

A vulnerability has been identified in SINUMERIK 808D (All versions), SINUMERIK 828D (All versions < V4.95). Affected devices don’t process correctly certain special crafted packets sent to port 102/tcp, which could allow an attacker to cause a denial-of-service in the device.

Affected configurations

Nvd

Node

siemenssinumerik_808dMatch-

AND

siemenssinumerik_808d_firmware

Node

siemenssinumerik_828dMatch-

AND

siemenssinumerik_828d_firmwareRange<4.95

VendorProductVersionCPE
siemenssinumerik_808d-cpe:2.3:h:siemens:sinumerik_808d:-:*:*:*:*:*:*:*
siemenssinumerik_808d_firmware*cpe:2.3:o:siemens:sinumerik_808d_firmware:*:*:*:*:*:*:*:*
siemenssinumerik_828d-cpe:2.3:h:siemens:sinumerik_828d:-:*:*:*:*:*:*:*
siemenssinumerik_828d_firmware*cpe:2.3:o:siemens:sinumerik_828d_firmware:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
siemens	sinumerik_808d	-	cpe:2.3:h:siemens:sinumerik_808d:-:::::::*
siemens	sinumerik_808d_firmware	*	cpe:2.3:o:siemens:sinumerik_808d_firmware::::::::
siemens	sinumerik_828d	-	cpe:2.3:h:siemens:sinumerik_828d:-:::::::*
siemens	sinumerik_828d_firmware	*	cpe:2.3:o:siemens:sinumerik_828d_firmware::::::::

CNA Affected

[
  {
    "product": "SINUMERIK 808D",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SINUMERIK 828D",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V4.95"
      }
    ]
  }
]

References

cert-portal.siemens.com/productcert/pdf/ssa-178380.pdf

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

7.5

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

AI Score

7.3

Confidence

High

EPSS

0.001

Percentile

42.6%

JSON

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