matio 1.5.20/1.5.21 H5MM_memcpy heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in matio 1.5.20/1.5.21. Impacted is the function H5MM_memcpy. Such manipulation leads to heap-based overflow. This vulnerability is traded as CVE-2021-36977. There is no exploit available.

Detailsinfo

A vulnerability was found in matio 1.5.20/1.5.21 and classified as critical. Affected by this issue is the function H5MM_memcpy. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is confidentiality, integrity, and availability.

The weakness was shared 07/21/2021. The advisory is available at bugs.chromium.org. This vulnerability is handled as CVE-2021-36977. 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

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: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
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: Heap-based overflow
CWE: CWE-122 / 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

07/20/2021 🔍
07/21/2021 +1 days 🔍
07/21/2021 +0 days 🔍
07/26/2021 +5 days 🔍

Sourcesinfo

Advisory: bugs.chromium.org
Status: Not defined

CVE: CVE-2021-36977 (🔍)
GCVE (CVE): GCVE-0-2021-36977
GCVE (VulDB): GCVE-100-179294

Entryinfo

Created: 07/21/2021 11:51
Updated: 07/26/2021 06:21
Changes: 07/21/2021 11:51 (35), 07/26/2021 06:21 (2)
Complete: 🔍
Cache ID: 216::103

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