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Fencer Vulns
high 8.1

CVE-2024-36728 json

TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary.

published 2024-06-03 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-36193

cvss
8.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
5.2%
EPSS 5.2% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action vlan_setting with a sufficiently long dns1 or dns 2 key.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

5.16% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/HouseFuzz/reports/blob/main/trendnet/TEW827/vlan_setting/vlan_setting.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CNA 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected products

  • trendnet tew-827dru_firmware

Classification

Weakness
  • CWE-121 Stack-based Buffer Overflow

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.