CVE-2017-8842 Denial of service in n/a
Remote attackers can cause a denial of service via a crafted archive due to a divide-by-zero error in the lrzip library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2017-8842?
CVE-2017-8842 is a medium-severity denial of service vulnerability in n/a, published on 8 May 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
The bufRead::get() function in libzpaq/libzpaq.h in liblrzip.so in lrzip 0.631 allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted archive.
Weakness: CWE-369
Which versions are affected by CVE-2017-8842?
It affects 1 product.
Products include Long Range Zip Project Long Range Zip.
How do I fix CVE-2017-8842?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2017-8842 being exploited?
There is no known exploitation of CVE-2017-8842 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2017-8842, GHSA-qjhh-9rqj-7h84, UBUNTU-CVE-2017-8842.