OpenHarmony up to 3.1.2 appspawn/nwebspawn buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in OpenHarmony up to 3.1.2. Affected is an unknown function of the component appspawn/nwebspawn. Such manipulation leads to buffer overflow. This vulnerability is documented as CVE-2022-44455. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in OpenHarmony up to 3.1.2. It has been rated as critical. Affected by this issue is some unknown functionality of the component appspawn/nwebspawn. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The appspawn and nwebspawn services within OpenHarmony-v3.1.2 and prior versions were found to be vulnerable to buffer overflow vulnerability due to insufficient input validation. An unprivileged malicious application would be able to gain code execution within any application installed on the device or cause application crash.

The weakness was released 12/08/2022. The advisory is available at gitee.com. This vulnerability is handled as CVE-2022-44455 since 11/24/2022. The technical details are unknown and an exploit is not available.

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

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.6

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 6.8
CNA Vector (OpenHarmony): 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

11/24/2022 🔍
12/08/2022 +14 days 🔍
12/08/2022 +0 days 🔍
09/09/2024 +641 days 🔍

Sourcesinfo

Advisory: gitee.com
Status: Confirmed

CVE: CVE-2022-44455 (🔍)
GCVE (CVE): GCVE-0-2022-44455
GCVE (VulDB): GCVE-100-215126

Entryinfo

Created: 12/08/2022 19:52
Updated: 09/09/2024 14:40
Changes: 12/08/2022 19:52 (47), 01/01/2023 14:36 (11), 09/09/2024 14:40 (16)
Complete: 🔍
Cache ID: 216::103

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