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cve[email protected]CVE-2022-46179
HistoryDec 28, 2022 - 8:15 a.m.

CVE-2022-46179

2022-12-2808:15:08
CWE-639
web.nvd.nist.gov
19
liuos
python project
cve-2022-46179
github_actions
authentication bypass
security vulnerability
patch
nvd

9.2 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.0%

LiuOS is a small Python project meant to imitate the functions of a regular operating system. Version 0.1.0 and prior of LiuOS allow an attacker to set the GITHUB_ACTIONS environment variable to anything other than null or true and skip authentication checks. This issue is patched in the latest commit (c658b4f3e57258acf5f6207a90c2f2169698ae22) by requiring the var to be set to true, causing a test script to run instead of being able to login. A potential workaround is to check for the GITHUB_ACTIONS environment variable and set it to “” (no quotes) to null the variable and force credential checks.

Affected configurations

Vulners
NVD
Node
liuwoodscodeliuosRange0.1.0

CNA Affected

[
  {
    "vendor": "LiuWoodsCode",
    "product": "LiuOS",
    "versions": [
      {
        "version": "<= 0.1.0",
        "status": "affected"
      }
    ]
  }
]

9.2 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.0%

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