CVE-2015-7257

7.5 HIGH 7% exploit odds No fix listed Auth & access Device

What it is

ZTE ADSL ZXV10 W300 modems W300V2.1.0f_ER7_PE_O57 and W300V2.1.0h_ER7_PE_O57 allow remote authenticated non-administrator users to change the admin password by intercepting an outgoing password change request, and changing the username parameter from "support" to "admin".

At a glance

Exploitability: Can be exploited over the network with a low-privilege account. High risk of data exposure, data tampering, service disruption.
Exploit odds: 6.7% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2017-08-24 20:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:32 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 6.7% in the next 30 days (EPSS).
Severity: 7.5 HIGH (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2017-08-24 20:29 UTC
Last modified: 2026-06-17 00:32 UTC
Exploit probability: 6.7% · EPSS, next 30 days
Weakness: CWE-640
Record status: Modified

Affected

Zte zxv10 w300 Firmware w300v2.1.0f_er7_pe_o57
Zte zxv10 w300 Firmware w300v2.1.0h_er7_pe_o57

Attack profile CVSS 3.0 · 7.5

Attack vector: Network
Complexity: High
Privileges needed: Low
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Is it in your code?

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Read https://cve-list.com/agent/cve/CVE-2015-7257.md and follow it. Check whether this project is affected by CVE-2015-7257. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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References

NVD record · CVE.org record