Huawei HarmonyOS out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$5k-$25k0.00

A vulnerability was found in Huawei HarmonyOS (the affected version is unknown) and classified as critical. This issue affects an unknown code. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Some smartphones have the out-of-bounds write vulnerability. Successful exploitation of this vulnerability may cause system service exceptions.

The weakness was disclosed 12/21/2022. The advisory is shared at consumer.huawei.com. The identification of this vulnerability is CVE-2022-46324 since 11/29/2022. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/21/2023).

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

The entries VDB-216431, VDB-216432, VDB-216433 and VDB-216434 are pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

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

11/29/2022 🔍
12/21/2022 +22 days 🔍
12/21/2022 +0 days 🔍
01/21/2023 +31 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: consumer.huawei.com
Status: Confirmed

CVE: CVE-2022-46324 (🔍)
See also: 🔍

Entryinfo

Created: 12/21/2022 09:30 AM
Updated: 01/21/2023 02:25 PM
Changes: 12/21/2022 09:30 AM (36), 01/21/2023 02:25 PM (11)
Complete: 🔍
Cache ID: 44:936:40

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