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[email protected]CVE-2017-2670

HistoryJul 27, 2018 - 3:29 p.m.

CVE-2017-2670

2018-07-2715:29:00

CWE-835

[email protected]

web.nvd.nist.gov

363

undertow

websocket

dos

cve-2017-2670

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

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

AI Score

7.4

Confidence

High

EPSS

0.024

Percentile

90.0%

JSON

It was found in Undertow before 1.3.28 that with non-clean TCP close, the Websocket server gets into infinite loop on every IO thread, effectively causing DoS.

Affected configurations

Vulners

NVD

Node

redhatundertowRange≤1.3.28

CNA Affected

[
  {
    "product": "undertow",
    "vendor": "[UNKNOWN]",
    "versions": [
      {
        "status": "affected",
        "version": "1.3.28.Final-redhat-4"
      }
    ]
  }
]