Hulk Al00C Firmware
CVE-2021-22398
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization logic validation
MITRE ATT&CK
1 technique across 1 tactic: Privilege Escalation The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 4.6 (MEDIUM). Attack characteristics: physical attack vector, low complexity, no privileges required, no user interaction not required. |
| Exploit ScenarioDerived | An attacker could exploit this vulnerability to bypass authorization checks to access restricted resources. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAI
There is a logic error vulnerability in several smartphones. Rated medium severity (CVSS 4.6), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Review and test authorization logic, implement consistent access control checks, use centralized authorization framework.
Affects your stack
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Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Incorrect Authorization (CWE-863), which allows attackers to bypass authorization checks to access restricted resources. There is a logic error vulnerability in several smartphones. The software does not properly restrict certain operation when the Digital Balance function is on. Successful exploit could allow the attacker to bypass the Digital Balance limit after a series of operations. Affected product versions include: Hulk-AL00C 9.1.1.201(C00E201R8P1);Jennifer-AN00C 10.1.1.171(C00E170R6P3);Jenny-AL10B 10.1.0.228(C00E220R5P1) and OxfordPL-AN10B 10.1.0.116(C00E110R2P1). Affected products include: Huawei Hulk-Al00C Firmware, Huawei Jennifer-An00C Firmware, Huawei Jenny-Al10B Firmware, Huawei Oxfordpl-An10B Firmware.
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Severity by source
AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
There is a logic error vulnerability in several smartphones. The software does not properly restrict certain operation when the Digital Balance function is on. Successful exploit could allow the attacker to bypass the Digital Balance limit after a series of operations. Affected product versions include: Hulk-AL00C 9.1.1.201(C00E201R8P1);Jennifer-AN00C 10.1.1.171(C00E170R6P3);Jenny-AL10B 10.1.0.228(C00E220R5P1) and OxfordPL-AN10B 10.1.0.116(C00E110R2P1).
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
NVD
CVE.org
EPSS
GitHub PoC
Exploit-DB