CVE-2024-28189

Judge0 vulnerable to Sandbox Escape Patch Bypass via chown running on Symbolic Link

State
Published
Severity
10.0 Critical
Published
Apr 18, 2024
Updated
Aug 2, 2024
Reserved
Mar 6, 2024

Read the record on cve.org

Description

Judge0 is an open-source online code execution system. The application uses the UNIX chown command on an untrusted file within the sandbox. An attacker can abuse this by creating a symbolic link (symlink) to a file outside the sandbox, allowing the attacker to run chown on arbitrary files outside of the sandbox. This vulnerability is not impactful on it's own, but it can be used to bypass the patch for CVE-2024-28185 and obtain a complete sandbox escape. This vulnerability is fixed in 1.13.1.

Scores

CVSSScoreVectorSource
3.110.0 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HGitHub_M

Weaknesses

  • CWE-61 UNIX Symbolic Link (Symlink) Following
  • CWE-59 Improper Link Resolution Before File Access ('Link Following')

Affected Products

ProductVersions
judge0judge0
  • <= 1.13.0Affected

References

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