Vulnerability Monitor

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CVE-2018-7900

There is an information leak vulnerability in some Huawei HG products. An attacker may obtain information about the HG device by exploiting this vulnerability.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), for affected systems. Impacting 12 products from huawei, from huawei, from huawei and 9 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2019-01-02T16:29:00.217

Last Modified

2024-11-21T04:12:56.553

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

8.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-200

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	huawei	hg8010h_firmware	-	Yes
Hardware	huawei	hg8010h	-	No
Operating System	huawei	hg8040h_firmware	-	Yes
Hardware	huawei	hg8040h	-	No
Operating System	huawei	hg8110h_firmware	-	Yes
Hardware	huawei	hg8110h	-	No
Operating System	huawei	hg8240h_firmware	-	Yes
Hardware	huawei	hg8240h	-	No
Operating System	huawei	hg8242h_firmware	-	Yes
Hardware	huawei	hg8242h	-	No
Operating System	huawei	hg8045q_firmware	-	Yes
Hardware	huawei	hg8045q	-	No

References

http://www.huawei.com/en/psirt/security-notices/huawei-sn-20181219-01-hg-en Vendor Advisory ([email protected])
https://blog.newskysecurity.com/information-disclosure-vulnerability-cve-2018-7900-makes-it-easy-for-attackers-to-find-huawei-3e7039b6f44f Third Party Advisory ([email protected])
http://www.huawei.com/en/psirt/security-notices/huawei-sn-20181219-01-hg-en Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://blog.newskysecurity.com/information-disclosure-vulnerability-cve-2018-7900-makes-it-easy-for-attackers-to-find-huawei-3e7039b6f44f Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For huawei's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.