CVE-2018-13033 Denial of service in n/a
Remote attackers can cause a denial of service via excessive memory allocation and application crash when processing crafted ELF files with the BFD 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-2018-13033?
CVE-2018-13033 is a medium-severity denial of service vulnerability in Gnu Binutils, published on 1 Jul 2018. 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 Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.30, allows remote attackers to cause a denial of service (excessive memory allocation and application crash) via a crafted ELF file, as demonstrated by _bfd_elf_parse_attributes in elf-attrs.c and bfd_malloc in libbfd.c. This can occur during execution of nm.
Weakness: CWE-770
Which versions are affected by CVE-2018-13033?
It affects 5 products.
Products include Gnu Binutils, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation, Redhat Openshift Container Platform.
How do I fix CVE-2018-13033?
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-2018-13033 being exploited?
There is no known exploitation of CVE-2018-13033 in the wild and no public exploit code.
Other vulnerabilities in Gnu Binutils
Sources
Also known as DEBIAN-CVE-2018-13033, GHSA-pxx5-469h-xj5h, UBUNTU-CVE-2018-13033.