8.5high

CVE-2017-16255

An exploitable buffer overflow vulnerability exists in the PubNub message handler Insteon Hub 2245-222 - Firmware version 1012.

Published 7 y ago · modified 4 mo ago · JSON

CVSS
8.5
v3.0 · CNA
CISA KEV
No
not known exploited
EPSS
1.2%
percentile 69%
Public exploits
0
none known

Summary

An exploitable buffer overflow vulnerability exists in the PubNub message handler Insteon Hub 2245-222 - Firmware version 1012. Specially crafted commands sent through the PubNub service can cause a stack-based buffer overflow overwriting arbitrary data. An attacker can send an authenticated HTTP request at At 0x9d014e84 the value for the cmd1 key is copied using strcpy to the buffer at $sp+0x280. This buffer is 16 bytes large.

Exploit prediction (EPSS)

1.22% probability of exploitation in the next 30 days, higher than 69% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
CNA3.08.5CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
NVD3.18.1CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CNA3.08.5CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
NVD2.05.5AV:N/AC:L/Au:S/C:N/I:P/A:P

Affected products

  • n/a Insteon

Classification

Weakness
  • CWE-120 Buffer Copy without Checking Size of Input

References

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.