Vulnerability Monitor

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CVE-2015-7251

ZTE ZXHN H108N R1A devices before ZTE.bhs.ZXHNH108NR1A.k_PE have a hardcoded password of root for the root account, which allows remote attackers to obtain administrative access via a TELNET session.

Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 2 products from zte, from zte organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2015, 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

2015-12-30T05:59:04.160

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

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

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

Exploitability Score

10.0

Impact Score

10.0

Weaknesses

Type: Primary
CWE-255

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	zte	zxhn_h108n_r1a_firmware	≤ zte.bhs.zxhnh108nr1a.h_pe	Yes
Hardware	zte	zxhn_h108n_r1a	*	No

References

http://www.securityfocus.com/bid/77421 ([email protected])
https://www.exploit-db.com/exploits/38773/ ([email protected])
https://www.kb.cert.org/vuls/id/391604 Third Party Advisory, US Government Resource ([email protected])
https://www.kb.cert.org/vuls/id/BLUU-9ZDJWA Third Party Advisory, US Government Resource ([email protected])
http://www.securityfocus.com/bid/77421 (af854a3a-2127-422b-91ae-364da2661108)
https://www.exploit-db.com/exploits/38773/ (af854a3a-2127-422b-91ae-364da2661108)
https://www.kb.cert.org/vuls/id/391604 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
https://www.kb.cert.org/vuls/id/BLUU-9ZDJWA Third Party Advisory, US Government Resource (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 zte'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.