What’s Vulnerable › Vulnerabilities
CVE-2018-20453
- Severity: medium (CVSS 6.5 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.9% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2018-12-25 · updated 2026-06-17
- Weakness: CWE-125
Description
The getlong function in numutils.c in libdoc through 2017-10-23 has a heap-based buffer over-read that allows attackers to cause a denial of service (application crash) via a crafted file.
Affected products
- Libdoc Project Libdoc: through 20171023
References
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