Skip to content
Noroxi
CVE-2018-20409· NVD / CVE Program· CNA mitre

An issue was discovered in Bento4 1.5.1-627.

An issue was discovered in Bento4 1.5.1-627. There is a heap-based buffer over-read in AP4_AvccAtom::Create in Core/Ap4AvccAtom.cpp, as demonstrated by mp42hls.

MediumCVSS 6.5 · v3.0—No exploit No fix recorded
Published
Dec 23, 2018
Updated
Jun 16, 2026
EPSS
1.2% · 66th percentile
Follow this CVE

Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.

Report tools

JSON

Action score

26

Monitor

Low priority for now.

CVSS
26 / 40 · 6.5 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 1.2%

Affected systems

VendorProduct
axiosysbento4

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • axiosys bento41.5.1-627

Same product

axiosys: all records

Other highest-scoring records for the same primary product.

  • CVE-2018-14532An issue was discovered in Bento4 1.5.1-624.
    40Plan
  • CVE-2018-13846An issue has been found in Bento4 1.5.1-624.
    40Plan
  • CVE-2024-31004An issue in Bento4 Bento v.1.6.0-641 allows a remote attacker to execute arbitrary code via the Ap4StsdAtom.cpp,AP4_StsdAtom::AP4_StsdAtom,m
    39Monitor
  • CVE-2024-31002Buffer Overflow vulnerability in Bento4 Bento v.1.6.0-641 allows a remote attacker to execute arbitrary code via the AP4 BitReader::ReadCach
    39Monitor
  • CVE-2018-14531An issue was discovered in Bento4 1.5.1-624.
    39Monitor
  • CVE-2024-31003Buffer Overflow vulnerability in Bento4 Bento v.1.6.0-641 allows a remote attacker to execute arbitrary code via the AP4_MemoryByteStream::W
    35Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • A user must open a link or visit a page.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality impact
None
Integrity impact
None
Availability impact
High

Weakness class (CWE)

CWE-125 · Out-of-bounds Read

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

All records