Bento4 1.5.1.0 Ap4EsDescriptor.cpp AP4_Descriptor::GetTag null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Bento4 1.5.1.0 and classified as problematic. Affected is the function AP4_Descriptor::GetTag of the file Ap4EsDescriptor.cpp. Such manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2019-20092. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Bento4 1.5.1.0 (Multimedia Player Software). Affected by this issue is the function AP4_Descriptor::GetTag of the file Ap4EsDescriptor.cpp. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. CVE summarizes:

An issue was discovered in Bento4 1.5.1.0. There is a NULL pointer dereference in AP4_Descriptor::GetTag in mp42ts when called from AP4_EsDescriptor::GetDecoderConfigDescriptor in Ap4EsDescriptor.cpp.

The weakness was disclosed 12/30/2019. This vulnerability is handled as CVE-2019-20092 since 12/30/2019. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

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

The entries VDB-147871 and VDB-147870 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/30/2019 🔍
12/30/2019 +0 days 🔍
12/30/2019 +0 days 🔍
03/18/2024 +1540 days 🔍

Sourcesinfo

Advisory: 462
Status: Not defined

CVE: CVE-2019-20092 (🔍)
GCVE (CVE): GCVE-0-2019-20092
GCVE (VulDB): GCVE-100-147872
See also: 🔍

Entryinfo

Created: 12/30/2019 09:25
Updated: 03/18/2024 10:24
Changes: 12/30/2019 09:25 (36), 12/30/2019 09:30 (18), 03/18/2024 10:24 (18)
Complete: 🔍
Cache ID: 216::103

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