CVE-2017-2893

2017-11-0716:00:00

talos

www.cve.org

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

0.217

Percentile

96.5%

JSON

An exploitable NULL pointer dereference vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. An MQTT SUBSCRIBE packet can cause a NULL pointer dereference leading to server crash and denial of service. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

CNA Affected

[
  {
    "product": "Mongoose",
    "vendor": "Cesanta",
    "versions": [
      {
        "status": "affected",
        "version": "6.8"
      }
    ]
  }
]