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% (24th 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% (24th 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% (24th 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-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →