Huawei Smartphone HHEE System code injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical has been found in Huawei Smartphone. This vulnerability affects unknown code of the component HHEE System. This manipulation causes code injection. This vulnerability appears as CVE-2021-39979. There is no available exploit.

Detailsinfo

A vulnerability has been found in Huawei Smartphone (Smartphone Operating System) (version now known) and classified as critical. Affected by this vulnerability is some unknown processing of the component HHEE System. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 01/04/2022. It is possible to read the advisory at device.harmonyos.com. This vulnerability is known as CVE-2021-39979 since 08/23/2021. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/04/2022). The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Vendor

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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

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

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
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

08/23/2021 🔍
01/04/2022 +134 days 🔍
01/04/2022 +0 days 🔍
01/06/2022 +2 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: device.harmonyos.com
Status: Confirmed

CVE: CVE-2021-39979 (🔍)
GCVE (CVE): GCVE-0-2021-39979
GCVE (VulDB): GCVE-100-189643

Entryinfo

Created: 01/04/2022 08:16
Updated: 01/06/2022 10:25
Changes: 01/04/2022 08:16 (37), 01/06/2022 10:25 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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