SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-14644

A heap-based buffer overflow was discovered in the AP4_HdlrAtom class in Bento4 1.5.0-617.

HIGH 8.8EPSS 2.40%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (2.40%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A heap-based buffer overflow was discovered in the AP4_HdlrAtom class in Bento4 1.5.0-617. The vulnerability causes an out-of-bounds write, which leads to remote denial of service or possibly code execution.

CVSS 3.0
8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
2.40% probability · 84th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-787
Affected
bento4/bento4
Source
cve@mitre.org
EPSS trend
0%3%5%27 October 2026: 2.40%27 October 202627 October 2026

EPSS 2.4% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.