How severe is CVE-2018-7940?

CVE-2018-7940 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over physical access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-7940 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-7940?

CVE-2018-7940 primarily affects Huawei Mate 9 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-7940?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-7940 published?

CVE-2018-7940 was published on 2018-05-10 and last updated on 2026-06-17.

CVE-2018-7940

CVE-2018-7940 is a medium-severity vulnerability in Huawei Mate 9 Firmware with a CVSS 3.x base score of 6.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
CVSS v2: 7.2
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Huawei Mate 9 Firmware
Published: 2018-05-10
Last modified: 2026-06-17

Description

Huawei smart phones Mate 10 and Mate 10 Pro with earlier versions than 8.0.0.129(SP2C00) and earlier versions than 8.0.0.129(SP2C01) have an authentication bypass vulnerability. An attacker with high privilege obtains the smart phone and bypass the activation function by some specific operations.

Frequently asked questions

What is CVE-2018-7940?: Huawei smart phones Mate 10 and Mate 10 Pro with earlier versions than 8.0.0.129(SP2C00) and earlier versions than 8.0.0.129(SP2C01) have an authentication bypass vulnerability. An attacker with high privilege obtains the smart phone and bypass the activation function by some specific operations.
How severe is CVE-2018-7940?: CVE-2018-7940 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over physical access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-7940 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-7940?: CVE-2018-7940 primarily affects Huawei Mate 9 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-7940?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-7940 published?: CVE-2018-7940 was published on 2018-05-10 and last updated on 2026-06-17.

References

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180509-01-mobile-en

Affected products (2)

cpe:2.3:o:huawei:mate_9_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:huawei:mate_9_pro_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Huawei Mate 9 Firmware

CVE-2017-15311 — High (CVSS 8.8): The baseband modules of Mate 10, Mate 10 Pro, Mate 9, Mate 9 Pro Huawei smart phones with software before ALP-AL00…
CVE-2017-15316 — High (CVSS 7.8): The GPU driver of Mate 9 Huawei smart phones with software before MHA-AL00B 8.0.0.334(C00) and Mate 9 Pro Huawei smart…
CVE-2017-8142 — High (CVSS 7.8): The Trusted Execution Environment (TEE) module driver of Mate 9 and Mate 9 Pro smart phones with software versions…
CVE-2017-2716 — High (CVSS 7.8): The camerafs driver in Mate 9 Versions earlier than MHA-AL00BC00B173 has buffer overflow vulnerability. An attacker…
CVE-2017-2707 — High (CVSS 7.1): Mate 9 smartphones with software MHA-AL00AC00B125 have a privilege escalation vulnerability in Push module. An attacker…
CVE-2017-2706 — High (CVSS 7.1): Mate 9 smartphones with software MHA-AL00AC00B125 have a directory traversal vulnerability in Push module. Since the…

All CVEs affecting Huawei Mate 9 Firmware →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-20317 — Critical (CVSS 10.0): As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload engineering…
CVE-2026-19977 — Critical (CVSS 10.0): A vulnerability was detected in EFM ipTIME A3004T 14.19.0. The affected element is the function…
CVE-2026-59500 — Critical (CVSS 10.0): CWE-287: Improper Authentication
CVE-2024-27253 — Critical (CVSS 10.0): IBM DOORS Next 7.0.3 through 7.0.3 Interim Fix 018 could allow an authenticated user to bypass security logic to…
CVE-2026-56162 — Critical (CVSS 10.0): Improper authentication in Azure SQL Database allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-62825 — Critical (CVSS 10.0): Improper authentication in Azure Key Vault allows an unauthorized attacker to elevate privileges over a network.

Browse all CWE-287 (Improper Authentication) vulnerabilities →