CVE-2018-12693
Stack-based buffer overflow in TP-Link TL-WA850RE Wi-Fi Range Extender with hardware version 5...
Stack-based buffer overflow in TP-Link TL-WA850RE Wi-Fi Range Extender with hardware version 5 allows remote authenticated users to cause a denial of service (outage) via a long type parameter to /data/syslog.filter.json.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Stack-based buffer overflow in TP-Link TL-WA850RE Wi-Fi Range Extender with hardware version 5 allows remote authenticated users to cause a denial of service (outage) via a long type parameter to /data/syslog.filter.json.
- Record
CVE-2018-12693- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:L/Au:S/C:N/I:N/A:C - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
Stack-based buffer overflow in TP-Link TL-WA850RE Wi-Fi Range Extender with hardware version 5 allows remote authenticated users to cause a denial of service (outage) via a long type parameter to /data/syslog.filter.json.
- Record
CVE-2018-12693- Updated
- 2026-11-02
EUVDEUVD-2018-4646 No score
Stack-based buffer overflow in TP-Link TL-WA850RE Wi-Fi Range Extender with hardware version 5 allows remote authenticated users to cause a denial of service (outage) via a long type parameter to /data/syslog.filter.json.
- Record
EUVD-2018-4646- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w637-qfj6-5r7q
Stack-based buffer overflow in TP-Link TL-WA850RE Wi-Fi Range Extender with hardware version 5...
Stack-based buffer overflow in TP-Link TL-WA850RE Wi-Fi Range Extender with hardware version 5 allows remote authenticated users to cause a denial of service (outage) via a long type parameter to /data/syslog.filter.json.
- Record
GHSA-w637-qfj6-5r7q- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-12693 is a medium vulnerability (CVSS 6.5) in Tp-link Tl-wa850re Firmware, published June 23, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 15.6%, the 96th percentile. No source names a fixed version.