How severe is CVE-2021-22378?

CVE-2021-22378 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-22378 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22378?

CVE-2021-22378 primarily affects Huawei Ecns280 Td 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-2021-22378?

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

When was CVE-2021-22378 published?

CVE-2021-22378 was published on 2021-06-22 and last updated on 2026-06-17.

CVE-2021-22378

CVE-2021-22378 is a medium-severity vulnerability in Huawei Ecns280 Td Firmware with a CVSS 3.x base score of 5.3. 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-362.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 3.5
EPSS exploit prediction: 0% (32nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-362
Affected product: Huawei Ecns280 Td Firmware
Published: 2021-06-22
Last modified: 2026-06-17

Description

There is a race condition vulnerability in eCNS280_TD V100R005C00 and V100R005C10. There is a timing window exists in which the database can be operated by another thread that is operating concurrently. Successful exploit may cause the affected device abnormal.

Frequently asked questions

What is CVE-2021-22378?: There is a race condition vulnerability in eCNS280_TD V100R005C00 and V100R005C10. There is a timing window exists in which the database can be operated by another thread that is operating concurrently. Successful exploit may cause the affected device abnormal.
How severe is CVE-2021-22378?: CVE-2021-22378 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-22378 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22378?: CVE-2021-22378 primarily affects Huawei Ecns280 Td 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-2021-22378?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-22378 published?: CVE-2021-22378 was published on 2021-06-22 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210602-01-cgp-en

Affected products (2)

cpe:2.3:o:huawei:ecns280_td_firmware:v100r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:ecns280_td_firmware:v100r005c10:*:*:*:*:*:*:*

More vulnerabilities in Huawei Ecns280 Td Firmware

CVE-2021-22396 — High (CVSS 7.8): There is a privilege escalation vulnerability in some Huawei products. Due to improper privilege management, a local…
CVE-2021-22363 — High (CVSS 7.5): There is a resource management error vulnerability in eCNS280_TD V100R005C10SPC650. An attacker needs to perform…
CVE-2021-40007 — Medium (CVSS 6.5): There is an information leak vulnerability in eCNS280_TD V100R005C10SPC650. The vulnerability is caused by improper log…
CVE-2021-39995 — Medium (CVSS 6.5): Some Huawei products use the OpenHpi software for hardware management. A function that parses data returned by OpenHpi…
CVE-2021-37036 — Medium (CVSS 5.5): There is an information leakage vulnerability in FusionCompute 6.5.1, eCNS280_TD V100R005C00 and V100R005C10. Due to…
CVE-2021-22383 — Medium (CVSS 4.9): There is an out-of-bounds read vulnerability in eCNS280_TD V100R005C10 and eSE620X vESS V100R001C10SPC200,…

All CVEs affecting Huawei Ecns280 Td Firmware →

Other CWE-362 (Race Condition) vulnerabilities

CVE-2022-27626 — Critical (CVSS 10.0): A vulnerability regarding concurrent execution using shared resource with improper synchronization ('Race Condition')…
CVE-2015-8556 — Critical (CVSS 10.0): Local privilege escalation vulnerability in the Gentoo QEMU package before 2.5.0-r1.
CVE-2014-0703 — Critical (CVSS 10.0): Cisco Wireless LAN Controller (WLC) devices 7.4 before 7.4.110.0 distribute Aironet IOS software with a race condition…
CVE-2010-1228 — Critical (CVSS 10.0): Multiple race conditions in the sandbox infrastructure in Google Chrome before 4.1.249.1036 have unspecified impact and…
CVE-2008-6598 — Critical (CVSS 10.0): Multiple race conditions in WANPIPE before 3.3.6 have unknown impact and attack vectors related to "bri restart logic."
CVE-2026-46137 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADD_ADDR rtx: fix potential…

Browse all CWE-362 (Race Condition) vulnerabilities →