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MEDIUM · 6.5

CVE-2018-20453

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.

Vulnerability 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.

CVSS Score

6.5

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
Libdoc ProjectLibdoc<= 20171023

Related Weaknesses (CWE)

CWE-125

References

FAQ

What is CVE-2018-20453?

CVE-2018-20453 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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.

How severe is CVE-2018-20453?

CVE-2018-20453 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-20453?

Check the references section above for vendor advisories and patch information. Affected products include: Libdoc Project Libdoc.