Vulnerability Details : CVE-2018-3926
An exploitable integer underflow vulnerability exists in the ZigBee firmware update routine of the hubCore binary of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The hubCore process incorrectly handles malformed files existing in its data directory, leading to an infinite loop, which eventually causes the process to crash. An attacker can send an HTTP request to trigger this vulnerability.
Products affected by CVE-2018-3926
- cpe:2.3:o:samsung:sth-eth-250_firmware:0.20.17:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-3926
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-3926
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST | |
|
5.3
|
MEDIUM | CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H |
0.8
|
4.0
|
Talos | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2018-3926
-
The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-3926
-
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0593
TALOS-2018-0593 || Cisco Talos Intelligence Group - Comprehensive Threat IntelligenceExploit;Third Party Advisory
-
http://www.securityfocus.com/bid/105162
Samsung SmartThings Hub CVE-2018-3926 Denial of Service VulnerabilityBroken Link;Third Party Advisory;VDB Entry
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