HDF5 1.13.1-1 H5AC_unpin_entry use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in HDF5 1.13.1-1 and classified as critical. Affected by this vulnerability is the function H5AC_unpin_entry. The manipulation leads to use after free. This vulnerability is documented as CVE-2021-46242. There is not any exploit available.

Detailsinfo

A vulnerability was found in HDF5 1.13.1-1 (Database Software). It has been rated as critical. This issue affects the function H5AC_unpin_entry. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability.

The weakness was released 01/22/2022 as 1329. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2021-46242 since 01/10/2022. Technical details of the vulnerability are known, but there is no available exploit.

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

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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

01/10/2022 🔍
01/22/2022 +12 days 🔍
01/22/2022 +0 days 🔍
01/27/2022 +5 days 🔍

Sourcesinfo

Advisory: 1329
Status: Confirmed

CVE: CVE-2021-46242 (🔍)
GCVE (CVE): GCVE-0-2021-46242
GCVE (VulDB): GCVE-100-191411

Entryinfo

Created: 01/22/2022 07:57
Updated: 01/27/2022 09:55
Changes: 01/22/2022 07:57 (38), 01/27/2022 09:55 (1)
Complete: 🔍
Cache ID: 216::103

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

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