Bento4 1.5.1-627 Core/Ap4Sample.cpp AP4_Sample::ReadData resource consumption

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Bento4 1.5.1-627 and classified as problematic. This affects the function AP4_Sample::ReadData of the file Core/Ap4Sample.cpp. The manipulation leads to resource consumption. This vulnerability is referenced as CVE-2018-20186. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Bento4 1.5.1-627 (Multimedia Player Software) and classified as problematic. This issue affects the function AP4_Sample::ReadData of the file Core/Ap4Sample.cpp. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. The summary by CVE is:

An issue was discovered in Bento4 1.5.1-627. AP4_Sample::ReadData in Core/Ap4Sample.cpp allows attackers to trigger an attempted excessive memory allocation, related to AP4_DataBuffer::SetDataSize and AP4_DataBuffer::ReallocateBuffer in Core/Ap4DataBuffer.cpp.

The bug was discovered 12/16/2018. The weakness was published 12/17/2018 (Website). It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2018-20186 since 12/17/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Multimedia Player Software

Name

Bento4

Version

1.5.1-627

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/16/2018 🔍
12/17/2018 +1 days 🔍
12/17/2018 +0 days 🔍
12/17/2018 +0 days 🔍
12/18/2018 +1 days 🔍
06/19/2023 +1644 days 🔍

Sourcesinfo

Advisory: 342
Status: Not defined

CVE: CVE-2018-20186 (🔍)
GCVE (CVE): GCVE-0-2018-20186
GCVE (VulDB): GCVE-100-128075

Entryinfo

Created: 12/18/2018 09:24
Updated: 06/19/2023 16:54
Changes: 12/18/2018 09:24 (57), 04/21/2020 17:01 (1), 06/19/2023 16:54 (3)
Complete: 🔍
Cache ID: 216::103