#VU16960 Out-of-bounds read in DISCOUNT - CVE-2018-11468
Published: January 14, 2019
Vulnerability identifier: #VU16960
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-11468
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
DISCOUNT
DISCOUNT
Software vendor:
John Gruber
John Gruber
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to heap-based buffer over-read in the __mkd_trim_line function in mkdio.c in libmarkdown.a. A remote attacker can perform a denial of service via a specially crafted file.
Remediation
Install update from vendor's website.