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cveCloudflareCVE-2023-3040
HistoryJun 14, 2023 - 12:15 p.m.

CVE-2023-3040

2023-06-1412:15:09
CWE-125
cloudflare
web.nvd.nist.gov
18
nvd
cve-2023-3040
lua-resty-json
debug function
dos vulnerability

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

EPSS

0.001

Percentile

38.2%

A debug function in the lua-resty-json package, up to commit id 3ef9492bd3a44d9e51301d6adc3cd1789c8f534a (merged in PR #14) contained an out of bounds access bug that could have allowed an attacker to launch a DoS if the function was used to parse untrusted input data. It is important to note that because this debug function was only used in tests and demos, it was not exploitable in a normal environment.

Affected configurations

Nvd
Node
cloudflarelua-resty-jsonRange<2023-05-05
VendorProductVersionCPE
cloudflarelua-resty-json*cpe:2.3:a:cloudflare:lua-resty-json:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "packageName": "lua-resty-json",
    "platforms": [
      "Windows",
      "Linux",
      "MacOS",
      "x86",
      "64 bit",
      "32 bit"
    ],
    "product": "lua-resty-json",
    "vendor": "Cloudflare",
    "versions": [
      {
        "changes": [
          {
            "at": "14",
            "status": "unaffected"
          }
        ],
        "lessThan": "14",
        "status": "affected",
        "version": "1",
        "versionType": "git"
      }
    ]
  }
]

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

EPSS

0.001

Percentile

38.2%

Related for CVE-2023-3040