What is the CVSS score of CVE-2015-7257?

CVE-2015-7257 has a CVSS 3.0 base score of 7.5 (High). CVSS vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 16.7%.

Is there a public PoC exploit available for CVE-2015-7257?

Yes, a public proof-of-concept exploit is available for CVE-2015-7257. Prioritise patching immediately. EPSS: 16.7%.

Zxv10 W300 Firmware CVE-2015-7257

HIGH

Weak Password Recovery Mechanism for Forgotten Password (CWE-640)

2017-08-24 cret@cert.org

Zte Information Disclosure Zxv10 W300 Firmware

7.5

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 24, 2017 - 20:29 cve.org

HIGH 7.5

DescriptionCVE.org

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".

AnalysisAI

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable. Public exploit code available and EPSS exploitation probability 16.7%.

Technical ContextAI

This vulnerability is classified under CWE-640. 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 include: Zte Zxv10 W300 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.