CVE-2018-20186

Name: CVE-2018-20186
Creator: NVD / NIST
Published: 2018-12-17T19:29:04.033+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.20%

Last modified Jun 17, 2026

CVE-2018-20186 is a vulnerability of currently unknown severity. An issue was discovered in Bento4 1.5.1-627. AP4_Sample::ReadData in Core/Ap4Sample.cpp allows attackers to trigger an attempted excessive memory allocation, related to AP4_DataBuffer::SetDataSize and AP4_DataBuffer::ReallocateBuffer in Core/Ap4DataBuffer.cpp.. EPSS estimates a 1.20% chance of exploitation in the next 30 days.

Description

An issue was discovered in Bento4 1.5.1-627. AP4_Sample::ReadData in Core/Ap4Sample.cpp allows attackers to trigger an attempted excessive memory allocation, related to AP4_DataBuffer::SetDataSize and AP4_DataBuffer::ReallocateBuffer in Core/Ap4DataBuffer.cpp.

Metrics

EPSS Probability

1.20%

64.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Axiosys	Bento4	1.5.1-627

References

https://github.com/axiomatic-systems/Bento4/issues/342Exploit, Third Party Advisory
https://github.com/axiomatic-systems/Bento4/issues/342Exploit, Third Party Advisory

Timeline

Published: Dec 17, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-20186?

How severe is CVE-2018-20186?

Severity scoring for CVE-2018-20186 is pending analysis. The EPSS model estimates a 1.20% probability of exploitation in the next 30 days.

How do I fix CVE-2018-20186?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-20186?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST