CVE-2023-5550 Moodle: rce due to lfi risk in some misconfigured shared hosting environments

2023-11-0919:38:08

CWE-94

fedora

www.cve.org

cve-2023-5550

remote code execution

local file include

shared hosting

misconfiguration

moodle

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

9.7 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

70.9%

JSON

In a shared hosting environment that has been misconfigured to allow access to other users’ content, a Moodle user who also has direct access to the web server outside of the Moodle webroot could utilise a local file include to achieve remote code execution.

CNA Affected

[
  {
    "versions": [
      {
        "status": "affected",
        "version": "4.2.0",
        "lessThan": "4.2.3",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "4.1.0",
        "lessThan": "4.1.6",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "4.0.0",
        "lessThan": "4.0.11",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "3.11.0",
        "lessThan": "3.11.17",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "0",
        "lessThan": "3.9.24",
        "versionType": "semver"
      }
    ],
    "packageName": "moodle",
    "collectionURL": "https://git.moodle.org",
    "defaultStatus": "unaffected"
  }
]