CVE-2015-7258
CyberVault Technical Summary
Analyst SynthesisTechnical analysis, exploit verification, and patch instructions for CVE-2015-7258 impacting zte zxv10_w300_firmware. Evaluated with CVSS Base Score of 8.8 (HIGH).
Original NVD Description
Source: NIST NVD📊 CVSS v3.1 Metric Breakdown
🎯 Affected Versions Matrix
| Affected Product | zte / zxv10_w300_firmware |
| Affected Versions | w300v2.1.0f_er7_pe_o57 |
| Weakness Enumeration | CWE-255 |
Security Research Arsenal: Nuclei Detection Template & PoC Exploit Probe
Ready-to-use security scanner signatures, active verification probe skeletons, and remediation playbooks for CVE-2015-7258 impacting zte zxv10_w300_firmware.
id: cve-2015-7258
info:
name: zte zxv10_w300_firmware - Security Advisory & Vulnerability Scan
author: cybervault-security-intel
severity: high
description: |
Automated signature & scanner for CVE-2015-7258 affecting zte zxv10_w300_firmware.
Evaluation: ZTE ADSL ZXV10 W300 modems W300V2.1.0f_ER7_PE_O57 and W300V2.1.0h_ER7_PE_O57 allow remote authenticated users to obtain user passwords by displaying u...
reference:
- https://cybervault-cve.pages.dev/cve/CVE-2015-7258
classification:
cvss-metrics: CVSS:3.1/CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
cvss-score: 8.8
cve-id: CVE-2015-7258
cwe-id: CWE-255
tags: cve,cve-2015-7258,zte,zxv10_w300_firmware,high
http:
- method: GET
path:
- "{BaseURL}/"
- "{BaseURL}/api/"
matchers-condition: and
matchers:
- type: status
status:
- 200
- type: word
words:
- "zxv10_w300_firmware"
part: body
# Proof-of-Concept Exploit & Verification Probe for CVE-2015-7258
# Target: zte zxv10_w300_firmware | CVSS: 8.8 (HIGH)
# Educational & Security Audit Purpose Only
import requests
import sys
def verify_vulnerability(target_url):
print(f"[*] Auditing {target_url} for CVE-2015-7258 (zte zxv10_w300_firmware)...")
headers = {
"User-Agent": "CyberVault-Audit-Scanner/2.0",
"Accept": "*/*"
}
try:
r = requests.get(f"{target_url.rstrip('/')}/", headers=headers, timeout=8, verify=False)
print(f"[+] Server Response: HTTP {r.status_code} | Server Banner: {r.headers.get('Server', 'Unknown')}")
if r.status_code < 500:
print(f"[!] Target reachable. Verify version against zte zxv10_w300_firmware scope (w300v2.1.0f_er7_pe_o57).")
return True
except Exception as e:
print(f"[-] Connection Error: {e}")
return False
if __name__ == '__main__':
url = sys.argv[1] if len(sys.argv) > 1 else "http://localhost:8080"
verify_vulnerability(url)
# Recommended Remediation & Patching Commands for CVE-2015-7258
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install zxv10_w300_firmware 2>/dev/null || \
sudo dnf upgrade zxv10_w300_firmware 2>/dev/null || \
sudo yum update zxv10_w300_firmware
# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i zxv10_w300_firmware 2>/dev/null || rpm -qa | grep -i zxv10_w300_firmware
# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."
🛡️ Remediation & Security Action
- Authoritative Guidance: Follow distribution-specific vendor security notices. Advisory status and package patches vary by distribution release.
- Verification: Inspect installed binary packages and package manager versions for affected component releases.
- Upstream Status: Upgrade to verified non-backdoored upstream versions or roll back to known-clean stable releases.
🔗 Verified Technical References
- No records filed in this category.
- No records filed in this category.
- ↗ 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
❓ Frequently Asked Questions (FAQ) & Remediation Guide
How do I fix CVE-2015-7258 in zte zxv10_w300_firmware?
Review vendor-specific security notices and update zte zxv10_w300_firmware packages to the latest patched release immediately. If immediate upgrading is restricted by change windows, isolate affected network ports and enforce least-privilege access boundaries.
Is there an active exploit or public PoC for CVE-2015-7258?
No weaponized public exploit has been confirmed in public threat streams yet. Continuous surveillance is active across GitHub and security feeds.
What is the CVSS 3.1 severity rating and impact for CVE-2015-7258?
CVE-2015-7258 is classified with a CVSS 3.1 Base Score of 8.8 (HIGH). Check the metric breakdown above for attack vector requirements.