CVE-2023-1786 sensitive data exposure in cloud-init logs

2023-04-2622:23:47

CWE-532

canonical

www.cve.org

cve-2023-1786

sensitive data exposure

cloud-init

logs

version 23.1.2

attacker

hashed passwords

privilege escalation

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

6 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.7%

JSON

Sensitive data could be exposed in logs of cloud-init before version 23.1.2. An attacker could use this information to find hashed passwords and possibly escalate their privilege.

CNA Affected

[
  {
    "collectionURL": "https://github.com/canonical/cloud-init/releases",
    "packageName": "cloud-init",
    "platforms": [
      "Linux"
    ],
    "product": "cloud-init",
    "repo": "https://github.com/canonical/cloud-init/",
    "vendor": "Canonical Ltd.",
    "versions": [
      {
        "lessThan": "23.1.2",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]