CVE-2020-14080
CRITICAL
9.8
CVSS Score
Published: June 15, 2020 at 03:36 AM UTC
Updated: June 17, 2026 at 02:54 AM UTC
2 products affected across 1 vendorTew 827DRU FirmwareTew-827Dru
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Severity
CRITICAL9.8
Exploit prediction
EPSS 2%
Description
TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an unauthenticated user to execute arbitrary code by POSTing to apply_sec.cgi via the action ping_test with a sufficiently long ping_ipaddr key.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Tew-827Dru· Trendnetdevice
80%All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-ping_test.pdfx_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/ping_test_overflow.pdfCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-787
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