CVE-2017-6884
Last modified
CVE-2017-6884 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A command injection vulnerability was discovered on the Zyxel EMG2926 home router with firmware V1.00(AAQT.4)b8. The vulnerability is located in the diagnostic tools, specifically the nslookup function. CISA has confirmed active exploitation in the wild. EPSS estimates a 37.63% chance of exploitation in the next 30 days.
Description
A command injection vulnerability was discovered on the Zyxel EMG2926 home router with firmware V1.00(AAQT.4)b8. The vulnerability is located in the diagnostic tools, specifically the nslookup function. A malicious user may exploit numerous vectors to execute arbitrary commands on the router, such as the ping_ip parameter to the expert/maintenance/diagnostic/nslookup URI.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zyxel | Emg2926 Firmware | v1.00\(aaqt.4\)b8 |
References
- https://www.exploit-db.com/exploits/41782/Exploit, Third Party Advisory, VDB Entry
- https://www.exploit-db.com/exploits/41782/Exploit, Third Party Advisory, VDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6884US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
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