CVE-2026-49315: CWE-264 Permissions, Privileges, and Access Controls in Huawei HarmonyOS
CVE-2026-49315 is a denial-of-service (DoS) vulnerability in the input device module of Huawei HarmonyOS. Exploitation of this flaw can impact system availability without affecting confidentiality or integrity. The vulnerability affects specific versions of HarmonyOS including 4.0.0, 4.2.0, 4.3.0, 4.3.1, and 4.3.3. No official patch or remediation guidance has been provided yet.
AI Analysis
Technical Summary
This vulnerability, tracked as CVE-2026-49315 and categorized under CWE-264 (Permissions, Privileges, and Access Controls), exists in the input device module of Huawei HarmonyOS. It allows an attacker with local access to cause a denial of service, impacting system availability. The CVSS 3.1 base score is 7.1 (high severity) with vector AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H, indicating local attack vector with low complexity and no privileges or user interaction required. The vulnerability affects multiple specific versions of HarmonyOS as listed, but no vendor advisory or patch information is currently available.
Potential Impact
Successful exploitation results in denial of service, affecting system availability. There is no impact on confidentiality or integrity. The attack requires local access and can be performed without privileges or user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor for updates from Huawei regarding this vulnerability.
CVE-2026-49315: CWE-264 Permissions, Privileges, and Access Controls in Huawei HarmonyOS
Description
CVE-2026-49315 is a denial-of-service (DoS) vulnerability in the input device module of Huawei HarmonyOS. Exploitation of this flaw can impact system availability without affecting confidentiality or integrity. The vulnerability affects specific versions of HarmonyOS including 4.0.0, 4.2.0, 4.3.0, 4.3.1, and 4.3.3. No official patch or remediation guidance has been provided yet.
CVSS v3.1
Score 7.1high
Affected software
pkg:github/huawei/harmonyosRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, tracked as CVE-2026-49315 and categorized under CWE-264 (Permissions, Privileges, and Access Controls), exists in the input device module of Huawei HarmonyOS. It allows an attacker with local access to cause a denial of service, impacting system availability. The CVSS 3.1 base score is 7.1 (high severity) with vector AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H, indicating local attack vector with low complexity and no privileges or user interaction required. The vulnerability affects multiple specific versions of HarmonyOS as listed, but no vendor advisory or patch information is currently available.
Potential Impact
Successful exploitation results in denial of service, affecting system availability. There is no impact on confidentiality or integrity. The attack requires local access and can be performed without privileges or user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor for updates from Huawei regarding this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- huawei
- Date Reserved
- 2026-05-29T03:16:14.063Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6aa0db9eacd9273b49b1890f
Added to database: 09/09/2026, 04:07:58 UTC
Last enriched: 09/09/2026, 04:22:07 UTC
Last updated: 09/09/2026, 04:38:35 UTC
Views: 4
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