CVE-2019-7156 Denial of service in n/a
A division by zero error in libdoc allows attackers to cause a denial of service via crafted OLE files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-7156?
CVE-2019-7156 is a medium-severity denial of service vulnerability in n/a, published on 29 Jan 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
In libdoc through 2019-01-28, calcFileBlockOffset in ole.c allows division by zero.
Weakness: CWE-369
Which versions are affected by CVE-2019-7156?
It affects 1 product.
Products include Libdoc Project Libdoc.
How do I fix CVE-2019-7156?
No fix has been published for CVE-2019-7156 yet. Limit exposure of the affected software until one is available.
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-2019-7156 being exploited?
There is no known exploitation of CVE-2019-7156 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2019-7156, GHSA-6v2f-3v36-m3vq, UBUNTU-CVE-2019-7156.