CVE-2021-22338

5.3 mediumEPSS 0.6%

Medium (5.3) in huawei ecns280 firmware. EPSS 0.6% chance of exploitation in the next 30 days.

There is an XXE injection vulnerability in eCNS280 V100R005C00 and V100R005C10. A module does not perform the strict operation to the input XML message. Attacker can send specific message to exploit this vulnerability, leading to the module denial of service.

Severity

CVSS 3.1

5.3 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)
CWE: CWE-611
Published: 2021-06-29
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

huawei:ecns280_firmware

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210421-01-cgp-en
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210421-01-cgp-en

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