High severity · published Aug 24, 2017
CVE-2015-7257
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…
7.5
CVSS
6.7%
EPSS
No
On KEV
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".
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.7% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ZW
Zxv10 W300 Firmware · Zte
w300v2.1.0f_er7_pe_o57; w300v2.1.0h_er7_pe_o57 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-7257
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-7257
Third Party Advisory
http://packetstormsecurity.com/files/134336/ZTE-ADSL-Authorization-Bypass-Information-Disclosure.html
Third Party Advisory
http://packetstormsecurity.com/files/134493/ZTE-ADSL-ZXV10-W300-Authorization-Disclosure-Backdoor.html
Mailing List
http://seclists.org/fulldisclosure/2015/Nov/48
Third Party Advisory
https://www.exploit-db.com/exploits/38772/
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