CVE-2020-16591 Denial of service in n/a
An attacker can cause a denial of service in GNU Binutils via an invalid read in the BFD library when processing symbol tables.
- 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-2020-16591?
CVE-2020-16591 is a medium-severity denial of service vulnerability in Gnu Binutils, published on 9 Dec 2020. 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
A Denial of Service vulnerability exists in the Binary File Descriptor (BFD) in GNU Binutils 2.35 due to an invalid read in process_symbol_table, as demonstrated in readeif.
Weakness: CWE-125
Which versions are affected by CVE-2020-16591?
It affects 2 products.
Products include Gnu Binutils, Netapp Ontap Select Deploy Administration Utility.
How do I fix CVE-2020-16591?
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-2020-16591 being exploited?
There is no known exploitation of CVE-2020-16591 in the wild and no public exploit code.
Other vulnerabilities in Gnu Binutils
Sources
Also known as DEBIAN-CVE-2020-16591, GHSA-grmj-8wvf-p5xh.