Out-of-bounds Read in Discount Project
CVE-2018-11504
The islist function in markdown.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted file, as demonstrated by mkd2html.
Vulnerability class: Buffer Overflow
EPSS: 0.015 (71.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Discount_project Discount — versions 2.2.3
- Debian Debian_linux — versions 8.0, 9.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
Frequently asked questions
- What is CVE-2018-11504?
- CVE-2018-11504 is a medium-severity vulnerability in Discount Project, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2018-05-26.
- How severe is CVE-2018-11504?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2018-11504 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.