VDB-191422 · CVE-2021-46244 · Issue 1327

HDF5 1.13.1-1 /hdf5/src/H5T.c H5T__complete_copy divide by zero

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.
3.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in HDF5 1.13.1-1. Affected by this vulnerability is the function H5T__complete_copy of the file /hdf5/src/H5T.c. Executing a manipulation can lead to divide by zero. This vulnerability is tracked as CVE-2021-46244. No exploit exists.

Detailsinfo

A vulnerability classified as problematic was found in HDF5 1.13.1-1 (Database Software). This vulnerability affects the function H5T__complete_copy of the file /hdf5/src/H5T.c. The manipulation with an unknown input leads to a divide by zero vulnerability. The CWE definition for the vulnerability is CWE-369. The product divides a value by zero. As an impact it is known to affect availability.

The weakness was disclosed 01/22/2022 as 1327. The advisory is available at github.com. This vulnerability was named CVE-2021-46244 since 01/10/2022. Technical details 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.

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Productinfo

Type

Database Software

Name

HDF5

Version

1.13.1-1

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍

Exploitinginfo

Class: Divide by zero
CWE: CWE-369 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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

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

Sourcesinfo

Advisory: 1327
Status: Confirmed

CVE: CVE-2021-46244 (🔍)
GCVE (CVE): GCVE-0-2021-46244
GCVE (VulDB): GCVE-100-191422

Entryinfo

Created: 01/22/2022 08:04
Updated: 01/27/2022 10:54
Changes: 01/22/2022 08:04 (39), 01/27/2022 10:54 (1)
Complete: 🔍
Cache ID: 216::103