rizin Binarygets uninitialized pointer

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in rizin. This vulnerability affects unknown code of the component Binarygets Handler. The manipulation leads to uninitialized pointer. This vulnerability is listed as CVE-2021-4022. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in rizin (version now known). This issue affects some unknown processing of the component Binarygets Handler. The manipulation with an unknown input leads to a uninitialized pointer vulnerability. Using CWE to declare the problem leads to CWE-824. The product accesses or uses a pointer that has not been initialized. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability was found in rizin. The bug involves an ELF64 binary for the HPPA architecture. When a specially crafted binarygets analysed by rizin, it causes rizin to crash by freeing an uninitialized (and potentially user controlled, depending on the build) memory address.

The weakness was presented 08/26/2022 as 2015. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-4022 since 11/25/2021. Neither technical details nor an exploit are publicly available.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

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: 🔍

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: 🔍

Exploitinginfo

Class: Uninitialized pointer
CWE: CWE-824 / CWE-908
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

11/25/2021 🔍
08/26/2022 +273 days 🔍
08/26/2022 +0 days 🔍
10/02/2022 +37 days 🔍

Sourcesinfo

Advisory: 2015
Status: Confirmed

CVE: CVE-2021-4022 (🔍)
GCVE (CVE): GCVE-0-2021-4022
GCVE (VulDB): GCVE-100-207353

Entryinfo

Created: 08/26/2022 09:48
Updated: 10/02/2022 09:31
Changes: 08/26/2022 09:48 (36), 10/02/2022 09:31 (9)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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