CVE-2015-7257

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 6.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2017-08-24 · updated 2026-06-17
Weakness: CWE-640

Description

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".

Affected products

ZTE Zxv10 W300 Firmware: w300v2.1.0f_er7_pe_o57, w300v2.1.0h_er7_pe_o57

References

http://packetstormsecurity.com/files/134336/ZTE-ADSL-Authorization-Bypass-Information-Disclosure.html
http://packetstormsecurity.com/files/134493/ZTE-ADSL-ZXV10-W300-Authorization-Disclosure-Backdoor.html
http://seclists.org/fulldisclosure/2015/Nov/48
https://www.exploit-db.com/exploits/38772/
http://packetstormsecurity.com/files/134336/ZTE-ADSL-Authorization-Bypass-Information-Disclosure.html
http://packetstormsecurity.com/files/134493/ZTE-ADSL-ZXV10-W300-Authorization-Disclosure-Backdoor.html
http://seclists.org/fulldisclosure/2015/Nov/48
https://www.exploit-db.com/exploits/38772/

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