CVE-2018-16367 Path traversal in n/a
An attacker can exploit incorrect access control in the OnlineJudge sandbox to write files anywhere and leak sensitive data via directory listings and includes.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-16367?
CVE-2018-16367 is a critical path traversal vulnerability in n/a, published on 2 Sep 2018. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-22
Which versions are affected by CVE-2018-16367?
It affects 1 product.
Products include Qduoj Onlinejudge.
How do I fix CVE-2018-16367?
No fix has been published for CVE-2018-16367 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2018-16367 being exploited?
There is no known exploitation of CVE-2018-16367 in the wild and no public exploit code.
Sources
Also known as GHSA-mjjv-394r-rc2r.