CVE-2017-12110 Integer overflow in libxls
An attacker can achieve remote code execution by tricking a user into opening a specially crafted XLS file processed by the libxls library.
- 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
- Available
What is CVE-2017-12110?
CVE-2017-12110 is a high-severity vulnerability in libxls, published on 20 Nov 2017. 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
An exploitable integer overflow vulnerability exists in the xls_appendSST function of libxls 1.4.A specially crafted XLS file can cause memory corruption resulting in remote code execution.
Weakness: CWE-190
Which versions are affected by CVE-2017-12110?
It affects 1 product.
Products include Libxls Project Libxls.
How do I fix CVE-2017-12110?
Upgrade to a fixed version.
Is CVE-2017-12110 being exploited?
There is no known exploitation of CVE-2017-12110 in the wild and no public exploit code.
Other vulnerabilities in libxls
Sources
Also known as DEBIAN-CVE-2017-12110, GHSA-49pr-jwfm-r8m6, UBUNTU-CVE-2017-12110.