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cveGitHub_MCVE-2023-32676
HistoryMay 26, 2023 - 11:15 p.m.

CVE-2023-32676

2023-05-2623:15:18
CWE-22
GitHub_M
web.nvd.nist.gov
20
autolab
course management
tar slip
vulnerability
install assessment
authenticated attacker
instructor permissions
specially crafted tar file
directory traversal
upgrade
nvd

CVSS3

7.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.7

Confidence

High

EPSS

0.002

Percentile

55.9%

Autolab is a course management service that enables auto-graded programming assignments. A Tar slip vulnerability was found in the Install assessment functionality of Autolab. To exploit this vulnerability an authenticated attacker with instructor permissions needs to upload a specially crafted Tar file. Using the install assessment functionality an attacker can feed a Tar file that contain files with paths pointing outside of the target directory (e.g., ../../../../tmp/tarslipped1.sh). When the Install assessment form is submitted the files inside of the archives are expanded to the attacker-chosen locations. This issue has been addressed in version 2.11.0. Users are advised to upgrade.

Affected configurations

Nvd
Vulners
Node
autolabprojectautolabRange<2.11.0
VendorProductVersionCPE
autolabprojectautolab*cpe:2.3:a:autolabproject:autolab:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "vendor": "autolab",
    "product": "Autolab",
    "versions": [
      {
        "version": "< 2.11.0",
        "status": "affected"
      }
    ]
  }
]

CVSS3

7.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.7

Confidence

High

EPSS

0.002

Percentile

55.9%

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