CVE-2017-6884A command injection vulnerability was discovered on the Zyxel EMG2926 home router with firmware V1.00(AAQT.4)b8.
Updated under an hour ago ()
Does this affect you?
It affects zyxel emg2926_firmware. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Sep 18, 2023; federal agencies had to remediate by Oct 9, 2023, and it is known to be used in ransomware. Treat that date as your deadline.
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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.
- CVSS
- 8.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-78
- Known exploited
- Added to CISA KEV Sep 18, 2023; federal remediation due Oct 9, 2023; known ransomware useApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- EPSS (exploitation in the next 30 days)
- 32.98% (percentile 98)
- Assigned by
- mitre
- NVD analysis
- Analyzed
- Record last updated
- Oct 1, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
zyxel emg2926_firmware zyxel:emg2926_firmware | v1.00(aaqt.4)b8 | NVD |
References
- https://www.exploit-db.com/exploits/41782/exploit, x-refsource-exploit-db, third-party-advisory, vdb-entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6884us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.