CVE-2018-19843 Denial of service in n/a
Attackers can cause a denial of service via buffer over-read in radare2 by providing crafted x86 assembly data.
- 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
- None listed
What is CVE-2018-19843?
CVE-2018-19843 is a medium-severity denial of service vulnerability in Radare Radare2, published on 4 Dec 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
opmov in libr/asm/p/asm_x86_nz.c in radare2 before 3.1.0 allows attackers to cause a denial of service (buffer over-read) via crafted x86 assembly data, as demonstrated by rasm2.
Weakness: CWE-125
Which versions are affected by CVE-2018-19843?
It affects 1 product.
Products include Radare Radare2.
How do I fix CVE-2018-19843?
No fix has been published for CVE-2018-19843 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-2018-19843 being exploited?
There is no known exploitation of CVE-2018-19843 in the wild and no public exploit code.
Other vulnerabilities in Radare Radare2
Sources
Also known as GHSA-68vx-qvg3-p6j4, UBUNTU-CVE-2018-19843.