What is CVE-2021-22338?

CVE-2021-22338 is a medium-severity vulnerability in Huawei Ecns280, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 5.3/10. Published 2021-06-29.

How severe is CVE-2021-22338?

Medium severity. CVSS v3 base score is 5.3 out of 10.

XXE in Huawei Ecns280

CVE-2021-22338

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 modul…

Vulnerability class: XXE (XML External Entity)

EPSS: 0.006 (45.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Huawei Ecns280
Huawei Ecns280_firmware — versions v100r005c00, v100r005c10
N/a Ecns280 — versions V100R005C00,V100R005C10

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

psirt@huawei.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22338?: CVE-2021-22338 is a medium-severity vulnerability in Huawei Ecns280, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 5.3/10. Published 2021-06-29.
How severe is CVE-2021-22338?: Medium severity. CVSS v3 base score is 5.3 out of 10.