CVE-2018-3914

An exploitable stack-based buffer overflow vulnerability exists in the retrieval of database fields in the video-core HTTP server of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The strcpy call overflows the destination buffer, which has a size of 2000 bytes. An attacker can send an arbitrarily long "sessionToken" value in order to exploit this vulnerability.

CVSS v3.1

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.0

7.5 HIGHCVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS v2.0

7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS

0.42% chance of exploitation in the next 30 days, 35th percentile

Published

2018-09-21

Updated

2024-09-16

Proof-of-concept exploits (1)

• https://talosintelligence.com/vulnerability_reports/TALOS-2018-0581

References

• CVE Record
• NVD entry

Related

• CVE-2018-3913
• CVE-2018-3915
• CVE-2018-3911
• CVE-2018-3916
• CVE-2018-3910
• CVE-2018-3918