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F5VULNRICHMENT:CVE-2024-39792

HistoryAug 14, 2024 - 2:32 p.m.

CVE-2024-39792 NGINX Plus MQTT vulnerability

2024-08-1414:32:33

CWE-825

github.com

nginx plus

mqtt

vulnerability

memory resource

increase

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

CVSS4

8.7

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/SC:N/VI:N/SI:N/VA:H/SA:N

AI Score

7.1

Confidence

Low

EPSS

0.001

Percentile

17.7%

SSVC

Exploitation

none

Automatable

yes

Technical Impact

partial

JSON

When the NGINX Plus is configured to use the MQTT pre-read module, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CNA Affected

[
  {
    "defaultStatus": "unknown",
    "modules": [
      "ngx_stream_mqtt_filter_module"
    ],
    "product": "NGINX Plus",
    "vendor": "F5",
    "versions": [
      {
        "changes": [
          {
            "at": "R31 P3",
            "status": "unaffected"
          },
          {
            "at": "R32 P1",
            "status": "unaffected"
          }
        ],
        "lessThan": "*",
        "status": "affected",
        "version": "R30",
        "versionType": "custom"
      }
    ]
  }
]

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:f5:nginx_plus:r30:-:*:*:*:*:*:*"
    ],
    "vendor": "f5",
    "product": "nginx_plus",
    "versions": [
      {
        "status": "affected",
        "version": "r30",
        "lessThan": "r32_p1",
        "versionType": "custom"
      },
      {
        "status": "affected",
        "version": "r30",
        "lessThan": "r31_p3",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unknown"
  }
]

References

my.f5.com/manage/s/article/K000140108

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

CVSS4

8.7

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/SC:N/VI:N/SI:N/VA:H/SA:N

AI Score

7.1

Confidence

Low

EPSS

0.001

Percentile

17.7%

SSVC

Exploitation

none

Automatable

yes

Technical Impact

partial

JSON

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