How severe is CVE-2021-37123?

CVE-2021-37123 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-37123 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-37123?

CVE-2021-37123 affects Huawei Hero-ct060 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-37123?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-37123 published?

CVE-2021-37123 was published on 2021-10-11 and last updated on 2026-06-17.

CVE-2021-37123

CVE-2021-37123 is a critical-severity vulnerability in Huawei Hero-ct060 Firmware with a CVSS 3.x base score of 9.8. 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: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (52nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Huawei Hero-ct060 Firmware
Published: 2021-10-11
Last modified: 2026-06-17

Description

There is an improper authentication vulnerability in Hero-CT060 before 1.0.0.200. The vulnerability is due to that when an user wants to do certain operation, the software does not insufficiently validate the user's identity. Successful exploit could allow the attacker to do certain operations which the user are supposed not to do.

Frequently asked questions

What is CVE-2021-37123?: There is an improper authentication vulnerability in Hero-CT060 before 1.0.0.200. The vulnerability is due to that when an user wants to do certain operation, the software does not insufficiently validate the user's identity. Successful exploit could allow the attacker to do certain operations which the user are supposed not to do.
How severe is CVE-2021-37123?: CVE-2021-37123 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-37123 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (52nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-37123?: CVE-2021-37123 affects Huawei Hero-ct060 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-37123?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-37123 published?: CVE-2021-37123 was published on 2021-10-11 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210929-01-auth-en

Affected products (1)

cpe:2.3:o:huawei:hero-ct060_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 →