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Jwt Attack CVE-2020-9226

MEDIUM
Improper Verification of Cryptographic Signature (CWE-347)
2020-07-06 psirt@huawei.com
5.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.5 MEDIUM
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

Lifecycle Timeline

1
CVE Published
Jul 06, 2020 - 19:15 nvd
MEDIUM 5.5

DescriptionNVD

HUAWEI P30 with versions earlier than 10.1.0.135(C00E135R2P11) have an improper signature verification vulnerability. The system does not improper check signature of specific software package, an attacker may exploit this vulnerability to load a crafted software package to the device.

AnalysisAI

HUAWEI P30 with versions earlier than 10.1.0.135(C00E135R2P11) have an improper signature verification vulnerability. Rated medium severity (CVSS 5.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-347. HUAWEI P30 with versions earlier than 10.1.0.135(C00E135R2P11) have an improper signature verification vulnerability. The system does not improper check signature of specific software package, an attacker may exploit this vulnerability to load a crafted software package to the device. Affected products include: Huawei P30 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2020-9226 vulnerability details – vuln.today

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