CVE-2018-16367 — CRITICAL (9.9)

Vulnerability Description

In OnlineJudge 2.0, the sandbox has an incorrect access control vulnerability that can write a file anywhere. A user can write a directory listing to /tmp, and can leak file data with a #include.

CVSS Score

9.9

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Qduoj	Onlinejudge	2.0

Related Weaknesses (CWE)

CWE-22

References

https://github.com/QingdaoU/OnlineJudge/issues/165ExploitIssue TrackingThird Party Advisory
https://github.com/QingdaoU/OnlineJudge/issues/165ExploitIssue TrackingThird Party Advisory

FAQ

What is CVE-2018-16367?

CVE-2018-16367 is a vulnerability with a CVSS score of 9.9 (CRITICAL). In OnlineJudge 2.0, the sandbox has an incorrect access control vulnerability that can write a file anywhere. A user can write a directory listing to /tmp, and can leak file data with a #include.

How severe is CVE-2018-16367?

CVE-2018-16367 has been rated CRITICAL with a CVSS base score of 9.9/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-16367?

Check the references section above for vendor advisories and patch information. Affected products include: Qduoj Onlinejudge.