HIGH
CVE-2017-14646
CWE-125Published: September 21, 2017· Updated: Jun 17, 2026
7.5
CVSS v3.1
Official Description
The AP4_AvccAtom and AP4_HvccAtom classes in Bento4 version 1.5.0-617 do not properly validate data sizes, leading to a heap-based buffer over-read and application crash in AP4_DataBuffer::SetData in Core/Ap4DataBuffer.cpp.
Technical Analysis
CVE-2017-14646 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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
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GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
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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
All References (6)
→
https://blogs.gentoo.org/ago/2017/09/14/bento4-heap-based-buffer-overflow-in-ap4_databuffersetdata-ap4databuffer-cpp/Exploit · Issue Tracking · Patch · Third Party Advisory · VDB Entry
→
https://github.com/axiomatic-systems/Bento4/commit/53499d8d4c69142137c7c7f0097a444783fdeb90Patch · Third Party Advisory
→
https://github.com/axiomatic-systems/Bento4/issues/188Exploit · Third Party Advisory
→
https://blogs.gentoo.org/ago/2017/09/14/bento4-heap-based-buffer-overflow-in-ap4_databuffersetdata-ap4databuffer-cpp/Exploit · Issue Tracking · Patch · Third Party Advisory · VDB Entry
→
https://github.com/axiomatic-systems/Bento4/commit/53499d8d4c69142137c7c7f0097a444783fdeb90Patch · Third Party Advisory
→
https://github.com/axiomatic-systems/Bento4/issues/188Exploit · Third Party Advisory
Quick Facts
CVE IDCVE-2017-14646
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-125
CISA KEVNo
Affected1 vendor(s)
PublishedSep 21, 2017
Related CVEs (CWE-125)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2017-14646 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.