Heap memory overflow via undisclosed integer overflow
Published Feb 25, 2022 · Updated Aug 3, 2024
Integer overflow in an unspecified HarmonyOS 2.0 module interface allows remote attackers to trigger a heap memory overflow. Huawei has not disclosed the module, function, triggering input, or integer operation that produces the heap overflow. No authentication or user interaction is required; the resulting crash, code execution, or other operational effect remains undisclosed.
Summary
What happened
Integer overflow in an unspecified HarmonyOS 2.0 module interface allows remote attackers to trigger a heap memory overflow. Huawei has not disclosed the module, function, triggering input, or integer operation that produces the heap overflow. No authentication or user interaction is required; the resulting crash, code execution, or other operational effect remains undisclosed.
The record
- CVE
- CVE-2021-22480
- Published
- Feb 25, 2022
- Updated
- Aug 3, 2024
- Vendor
- Huawei Technologies Co., Ltd.
- Product
- HarmonyOS
- Classifications
- CWE-190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Feb 25, 2022CVE publishedPublication date reported by the CVE source.
- Aug 3, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=2.0
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
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Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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