CVE-2024-28870 Suricata uses excessive resource use in malformed ssh traffic parsing

2024-04-0321:13:48

CWE-770

GitHub_M

github.com

suricata

vulnerability

parsing

ssh

cpu

logging

patched

oisf

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

AI Score

7.1

Confidence

Low

SSVC

Exploitation

none

Automatable

yes

Technical Impact

partial

JSON

Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine developed by the OISF and the Suricata community. When parsing an overly long SSH banner, Suricata can use excessive CPU resources, as well as cause excessive logging volume in alert records. This issue has been patched in versions 6.0.17 and 7.0.4.

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:oisf:suricata:*:*:*:*:*:*:*:*"
    ],
    "vendor": "oisf",
    "product": "suricata",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "versionType": "custom",
        "lessThanOrEqual": "6.0.16"
      },
      {
        "status": "affected",
        "version": "7.0.0",
        "versionType": "custom",
        "lessThanOrEqual": "7.0.3"
      }
    ],
    "defaultStatus": "unknown"
  }
]