Cyber Resilience

CVE-2021-40007

Medium

Published: 13 December 2021

Published
13 December 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0015 35.8th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-40007 is a medium-severity Improper Encoding or Escaping of Output (CWE-116) vulnerability in Huawei Ecns280 Td Firmware. Its CVSS base score is 6.5 (Medium).

Operationally, ranked at the 35.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

There is an information leak vulnerability in eCNS280_TD V100R005C10SPC650. The vulnerability is caused by improper log output management. An attacker with the ability to access the log file of device may lead to information disclosure.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

huawei
ecns280 td firmware
v100r005c10spc650

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-116

Validating that output matches expected content directly mitigates failures to properly encode or escape data for its destination context.

References