Vulnerability Monitor

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CVE-2018-7830

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.

Published

2018-11-30T19:29:00.547

Last Modified

2024-11-21T04:12:50.383

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-113
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System schneider-electric modicom_m340_firmware * Yes
Hardware schneider-electric modicom_m340 - No
Operating System schneider-electric modicom_premium_firmware * Yes
Hardware schneider-electric modicom_premium * No
Operating System schneider-electric modicom_quantum_firmware * Yes
Hardware schneider-electric modicom_quantum * No
Operating System schneider-electric modicom_bmxnor0200h_firmware * Yes
Hardware schneider-electric modicom_bmxnor0200h - No
References