Huawei HarmonyOS Kernel heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Huawei HarmonyOS. The affected element is an unknown function of the component Kernel. This manipulation causes heap-based overflow. This vulnerability appears as CVE-2021-22465. The attack requires local access. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in Huawei HarmonyOS (version now known). Affected by this vulnerability is some unknown processing of the component Kernel. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is 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(). As an impact it is known to affect availability.

The weakness was presented 10/28/2021. The advisory is shared at device.harmonyos.com. This vulnerability is known as CVE-2021-22465 since 01/05/2021. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/28/2021).

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

Vendor

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License

Website

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: 🔍

CVSSv2info

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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: 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

01/05/2021 🔍
10/28/2021 +295 days 🔍
10/28/2021 +0 days 🔍
11/01/2021 +4 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: device.harmonyos.com
Status: Confirmed

CVE: CVE-2021-22465 (🔍)
GCVE (CVE): GCVE-0-2021-22465
GCVE (VulDB): GCVE-100-185653

Entryinfo

Created: 10/28/2021 20:11
Updated: 11/01/2021 14:50
Changes: 10/28/2021 20:11 (36), 11/01/2021 14:50 (1)
Complete: 🔍
Cache ID: 216::103

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