HOMEVULNERABILITIESCVE-2019-8378
HIGH

CVE-2019-8378

CWE-125Published: February 17, 2019· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official Description

An issue was discovered in Bento4 1.5.1-628. A heap-based buffer over-read exists in AP4_BitStream::ReadBytes() in Codecs/Ap4BitStream.cpp, a similar issue to CVE-2017-14645. It can be triggered by sending a crafted file to the aac2mp4 binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.

NVD Source

Technical Analysis

CVE-2019-8378 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

axiosys1 product(s)
bento4
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/axiomatic-systems/Bento4/issues/363
ADVISORYhttps://research.loginsoft.com/bugs/a-heap-buffer-overflow-vulnerability-in-the-function-ap4_bitstreamreadbytes-bento4-1-5-1-628/
ADVISORYhttps://github.com/axiomatic-systems/Bento4/issues/363
ADVISORYhttps://research.loginsoft.com/bugs/a-heap-buffer-overflow-vulnerability-in-the-function-ap4_bitstreamreadbytes-bento4-1-5-1-628/

All References (4)

→
https://github.com/axiomatic-systems/Bento4/issues/363Exploit · Third Party Advisory
→
https://research.loginsoft.com/bugs/a-heap-buffer-overflow-vulnerability-in-the-function-ap4_bitstreamreadbytes-bento4-1-5-1-628/Exploit · Third Party Advisory
→
https://github.com/axiomatic-systems/Bento4/issues/363Exploit · Third Party Advisory
→
https://research.loginsoft.com/bugs/a-heap-buffer-overflow-vulnerability-in-the-function-ap4_bitstreamreadbytes-bento4-1-5-1-628/Exploit · Third Party Advisory

Quick Facts

CVE IDCVE-2019-8378
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-125
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 17, 2019

Related CVEs (CWE-125)

CVE-2009-2523
10.0
CVE-2017-14451
10.0
CVE-2021-21777
10.0
CVE-2013-0767
10.0
CVE-2021-41556
10.0
CVE-2026-24826
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-8378 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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