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[email protected]CVE-2018-7830

HistoryNov 30, 2018 - 7:29 p.m.

CVE-2018-7830

2018-11-3019:29:00

CWE-113

[email protected]

web.nvd.nist.gov

cve-2018-7830

http response splitting

crlf sequences

embedded web servers

denial of service

nvd

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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.4 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.004 Low

EPSS

Percentile

72.5%

JSON

Improper Neutralization of CRLF Sequences in HTTP Headers (‘HTTP Response Splitting’) vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 where a denial of service can occur for ~1 minute by sending a specially crafted HTTP request.

Affected configurations

NVD

Node

schneider-electricmodicom_m340_firmware

AND

schneider-electricmodicom_m340Match-

Node

schneider-electricmodicom_premium_firmware

AND

schneider-electricmodicom_premium

Node

schneider-electricmodicom_quantum_firmware

AND

schneider-electricmodicom_quantum

Node

schneider-electricmodicom_bmxnor0200h_firmware

AND

schneider-electricmodicom_bmxnor0200hMatch-

CPENameOperatorVersion
schneider-electric:modicom_m340_firmwareschneider-electric modicom m340 firmwareeq*

CPE	Name	Operator	Version
schneider-electric:modicom_m340_firmware	schneider-electric modicom m340 firmware	eq	*

CNA Affected

[
  {
    "product": "Embedded Web Servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200",
    "vendor": "Schneider Electric SE",
    "versions": [
      {
        "status": "affected",
        "version": "Embedded Web Servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200"
      }
    ]
  }
]

References

www.schneider-electric.com/en/download/document/SEVD-2018-327-01/

www.tenable.com/security/research/tra-2018-38

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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.4 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.004 Low

EPSS

Percentile

72.5%

JSON

Related for CVE-2018-7830

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