CVE-2017-14646

The AP4_AvccAtom and AP4_HvccAtom classes in Bento4 version 1.5.0-617 do not properly validate...

7.5 High

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

2.21%Up 1.4 points since Apr 14, 2021

What each source reports

NVD Score used 7.5

Record: CVE-2017-14646
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-125
Updated: 2026-11-02

CVE List No score

Record: CVE-2017-14646
Updated: 2026-11-02

EUVDEUVD-2017-6146 No score

Record: EUVD-2017-6146
Updated: 2026-11-03

GitHub AdvisoriesGHSA-6435-qp7p-f85j 7.5

The AP4_AvccAtom and AP4_HvccAtom classes in Bento4 version 1.5.0-617 do not properly validate...

Record: GHSA-6435-qp7p-f85j
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-125
Updated: 2026-11-02

OSV 7.5

Record: CVE-2017-14646
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2017-14646 7.5

Record: UBUNTU-CVE-2017-14646
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

Affected products

axiosys bento4

Affected packages

Affected packages
Package	Affected	Fixed
`kodi-inputstream-adaptive` Ubuntu:22.04:LTS	All versions, plus listed versions 2.6.14+ds1-12.6.23+ds1-119.0.0+ds1-119.0.0+ds1-2	None known
`kodi-inputstream-adaptive` Ubuntu:24.04:LTS	All versions, plus listed versions 20.3.11+ds-120.3.17+ds-420.3.18+ds-120.3.18+ds-1build1	None known
`kodi-inputstream-adaptive` Ubuntu:25.10	All versions, plus listed versions 21.5.9+ds-1	None known
`kodi-inputstream-adaptive` Ubuntu:26.10	All versions, plus listed versions 21.5.16+ds-1	None known
`kodi-inputstream-adaptive` Ubuntu:26.04:LTS	All versions, plus listed versions 21.5.9+ds-121.5.16+ds-1	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-14646 is a high vulnerability (CVSS 7.5) in Axiosys Bento4, published September 21, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.21%, the 82nd percentile. No source names a fixed version.