CVE-2021-27384

🗓️ 12 May 2021 13:18:22Reported by siemensType

cve🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 71 Views

CVE-2021-27384: SmartVNC out-of-bounds memory access vulnerabilit

Reporter	Title	Published	Views	Family All 11
CNNVD	Siemens SIMATIC WinCC 安全漏洞	11 May 202100:00	–	cnnvd
CNVD	Siemens SmartVNC Memory Out-of-Bounds Access Vulnerability	17 May 202100:00	–	cnvd
Cvelist	CVE-2021-27384	12 May 202113:18	–	cvelist
EUVD	EUVD-2021-14139	7 Oct 202500:30	–	euvd
ICS	Siemens SINAMICS Medium Voltage Products Remote Access (Update B)	11 May 202100:00	–	ics
ICS	Siemens SIMATIC SmartVNC HMI WinCC Products (Update B)	11 May 202100:00	–	ics
NVD	CVE-2021-27384	12 May 202114:15	–	nvd
OSV	CVE-2021-27384	12 May 202114:15	–	osv
Prion	Design/Logic Flaw	12 May 202114:15	–	prion
RedhatCVE	CVE-2021-27384	27 Mar 202614:25	–	redhatcve

NVD

Node

siemens simatic_wincc_runtime_advancedRange<16

siemens simatic_wincc_runtime_advancedMatch16-

siemens simatic_wincc_runtime_advancedMatch16update1

siemens simatic_wincc_runtime_advancedMatch16update2

siemens simatic_wincc_runtime_advancedMatch16update3

Node

siemens sinamics_sh150_firmware

AND

siemens sinamics_sh150Match-

Node

siemens sinamics_sm150i_firmware

AND

siemens sinamics_sm150iMatch-

Node

siemens sinamics_gh150_firmware

AND

siemens sinamics_gh150Match-

Node

siemens sinamics_gl150_firmware

AND

siemens sinamics_gl150Match-

Node

siemens sinamics_gm150_firmware

AND

siemens sinamics_gm150Match-

Node

siemens sinamics_sl150_firmware

AND

siemens sinamics_sl150Match-

Node

siemens sinamics_sm120_firmware

AND

siemens sinamics_sm120Match-

Node

siemens sinamics_sm150_firmware

AND

siemens sinamics_sm150Match-

Node

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareRange<16

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareMatch16-

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareMatch16update1

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareMatch16update2

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareMatch16update3

AND

siemens simatic_hmi_comfort_outdoor_panels_7"Match-

Node

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareRange<16

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch16

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch16-

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch16update1

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch16update2

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch16update3

AND

siemens simatic_hmi_comfort_outdoor_panels_15"Match-

Node

siemens simatic_hmi_comfort_panels_4"_firmwareRange<16

siemens simatic_hmi_comfort_panels_4"_firmwareMatch16-

siemens simatic_hmi_comfort_panels_4"_firmwareMatch16update1

siemens simatic_hmi_comfort_panels_4"_firmwareMatch16update2

siemens simatic_hmi_comfort_panels_4"_firmwareMatch16update3

AND

siemens simatic_hmi_comfort_panels_4"Match-

Node

siemens simatic_hmi_comfort_panels_22"_firmwareRange<16

siemens simatic_hmi_comfort_panels_22"_firmwareMatch16-

siemens simatic_hmi_comfort_panels_22"_firmwareMatch16update1

siemens simatic_hmi_comfort_panels_22"_firmwareMatch16update2

siemens simatic_hmi_comfort_panels_22"_firmwareMatch16update3

AND

siemens simatic_hmi_comfort_panels_22"Match-

Node

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareRange<16

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareMatch16-

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareMatch16update1

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareMatch16update2

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareMatch16update3

AND

siemens simatic_hmi_ktp_mobile_panels_ktp400fMatch-

Node

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareRange<16

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareMatch16-

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareMatch16update1

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareMatch16update2

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareMatch16update3

AND

siemens simatic_hmi_ktp_mobile_panels_ktp700Match-

Node

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareRange<16

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareMatch16-

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareMatch16update1

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareMatch16update2

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareMatch16update3

AND

siemens simatic_hmi_ktp_mobile_panels_ktp700fMatch-

Node

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareRange<16

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareMatch16-

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareMatch16update1

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareMatch16update2

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareMatch16update3

AND

siemens simatic_hmi_ktp_mobile_panels_ktp900Match-

Node

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareRange<16

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareMatch16-

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareMatch16update1

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareMatch16update2

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareMatch16update3

AND

siemens simatic_hmi_ktp_mobile_panels_ktp900fMatch-

Node

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareRange<15.1

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareMatch15.1-

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareMatch15.1update1

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareMatch15.1update2

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareMatch15.1update3

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareMatch15.1update4

siemens simatic_hmi_comfort_outdoor_panels_7"_firmwareMatch15.1update5

AND

siemens simatic_hmi_comfort_outdoor_panels_7"Match-

Node

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareRange<15.1

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch15.1-

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch15.1update1

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch15.1update2

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch15.1update3

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch15.1update4

siemens simatic_hmi_comfort_outdoor_panels_15"_firmwareMatch15.1update5

AND

siemens simatic_hmi_comfort_outdoor_panels_15"Match-

Node

siemens simatic_hmi_comfort_panels_4"_firmwareRange<15.1

siemens simatic_hmi_comfort_panels_4"_firmwareMatch15.1-

siemens simatic_hmi_comfort_panels_4"_firmwareMatch15.1update1

siemens simatic_hmi_comfort_panels_4"_firmwareMatch15.1update2

siemens simatic_hmi_comfort_panels_4"_firmwareMatch15.1update3

siemens simatic_hmi_comfort_panels_4"_firmwareMatch15.1update4

siemens simatic_hmi_comfort_panels_4"_firmwareMatch15.1update5

AND

siemens simatic_hmi_comfort_panels_4"Match-

Node

siemens simatic_hmi_comfort_panels_22"_firmwareRange<15.1

siemens simatic_hmi_comfort_panels_22"_firmwareMatch15.1-

siemens simatic_hmi_comfort_panels_22"_firmwareMatch15.1update1

siemens simatic_hmi_comfort_panels_22"_firmwareMatch15.1update2

siemens simatic_hmi_comfort_panels_22"_firmwareMatch15.1update3

siemens simatic_hmi_comfort_panels_22"_firmwareMatch15.1update4

siemens simatic_hmi_comfort_panels_22"_firmwareMatch15.1update5

AND

siemens simatic_hmi_comfort_panels_22"Match-

Node

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareRange<15.1

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareMatch15.1-

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareMatch15.1update1

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareMatch15.1update2

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareMatch15.1update3

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareMatch15.1update4

siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmwareMatch15.1update5

AND

siemens simatic_hmi_ktp_mobile_panels_ktp400fMatch-

Node

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareRange<15.1

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareMatch15.1-

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareMatch15.1update1

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareMatch15.1update2

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareMatch15.1update3

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareMatch15.1update4

siemens simatic_hmi_ktp_mobile_panels_ktp700_firmwareMatch15.1update5

AND

siemens simatic_hmi_ktp_mobile_panels_ktp700Match-

Node

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareRange<15.1

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareMatch15.1-

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareMatch15.1update1

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareMatch15.1update2

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareMatch15.1update3

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareMatch15.1update4

siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmwareMatch15.1update5

AND

siemens simatic_hmi_ktp_mobile_panels_ktp700fMatch-

Node

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareRange<15.1

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareMatch15.1-

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareMatch15.1update1

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareMatch15.1update2

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareMatch15.1update3

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareMatch15.1update4

siemens simatic_hmi_ktp_mobile_panels_ktp900_firmwareMatch15.1update5

AND

siemens simatic_hmi_ktp_mobile_panels_ktp900Match-

Node

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareRange<15.1

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareMatch15.1-

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareMatch15.1update1

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareMatch15.1update2

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareMatch15.1update3

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareMatch15.1update4

siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmwareMatch15.1update5

AND

siemens simatic_hmi_ktp_mobile_panels_ktp900fMatch-

Node

siemens simatic_wincc_runtime_advancedRange<15.1

siemens simatic_wincc_runtime_advancedMatch15.1-

siemens simatic_wincc_runtime_advancedMatch15.1update1

siemens simatic_wincc_runtime_advancedMatch15.1update2

siemens simatic_wincc_runtime_advancedMatch15.1update3

siemens simatic_wincc_runtime_advancedMatch15.1update4

siemens simatic_wincc_runtime_advancedMatch15.1update5

[
  {
    "product": "SIMATIC HMI Comfort Outdoor Panels V15 7\\\" & 15\\\" (incl. SIPLUS variants)",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V15.1 Update 6"
      }
    ]
  },
  {
    "product": "SIMATIC HMI Comfort Outdoor Panels V16 7\\\" & 15\\\" (incl. SIPLUS variants)",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V16 Update 4"
      }
    ]
  },
  {
    "product": "SIMATIC HMI Comfort Panels V15 4\\\" - 22\\\" (incl. SIPLUS variants)",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V15.1 Update 6"
      }
    ]
  },
  {
    "product": "SIMATIC HMI Comfort Panels V16 4\\\" - 22\\\" (incl. SIPLUS variants)",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V16 Update 4"
      }
    ]
  },
  {
    "product": "SIMATIC HMI KTP Mobile Panels V15 KTP400F, KTP700, KTP700F, KTP900 and KTP900F",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V15.1 Update 6"
      }
    ]
  },
  {
    "product": "SIMATIC HMI KTP Mobile Panels V16 KTP400F, KTP700, KTP700F, KTP900 and KTP900F",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V16 Update 4"
      }
    ]
  },
  {
    "product": "SIMATIC WinCC Runtime Advanced V15",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V15.1 Update 6"
      }
    ]
  },
  {
    "product": "SIMATIC WinCC Runtime Advanced V16",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V16 Update 4"
      }
    ]
  },
  {
    "product": "SINAMICS GH150",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SINAMICS GL150 (with option X30)",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SINAMICS GM150 (with option X30)",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SINAMICS SH150",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SINAMICS SL150",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SINAMICS SM120",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SINAMICS SM150",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SINAMICS SM150i",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  }
]

Source	Link
cert-portal	www.cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf
us-cert	www.us-cert.cisa.gov/ics/advisories/icsa-21-131-11
cert-portal	www.cert-portal.siemens.com/productcert/pdf/ssa-538778.pdf

02 Jun 2026 20:16Current

9.3High risk

Vulners AI Score9.3

CVSS 27.5

CVSS 3.19.8

EPSS0.01937

SSVC

CWE-788