What is the CVSS score of CVE-2020-9107?

CVE-2020-9107 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.5%.

P30 Pro Firmware CVE-2020-9107

MEDIUM

Out-of-bounds Read (CWE-125)

2020-10-12 psirt@huawei.com

Buffer Overflow Huawei Information Disclosure P30 Pro Firmware

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

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:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Oct 12, 2020 - 14:15 nvd

MEDIUM 5.5

DescriptionNVD

HUAWEI P30 Pro versions earlier than 10.1.0.160(C00E160R2P8) have an out-of-bounds read and write vulnerability. An unauthenticated attacker crafts malformed message with specific parameter and sends the message to the affected products. Due to insufficient validation of message, which may be exploited to cause the process reboot.

AnalysisAI

HUAWEI P30 Pro versions earlier than 10.1.0.160(C00E160R2P8) have an out-of-bounds read and write 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 as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. HUAWEI P30 Pro versions earlier than 10.1.0.160(C00E160R2P8) have an out-of-bounds read and write vulnerability. An unauthenticated attacker crafts malformed message with specific parameter and sends the message to the affected products. Due to insufficient validation of message, which may be exploited to cause the process reboot. Affected products include: Huawei P30 Pro Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.