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CVE-2018-11993

Improper check while accessing the local memory stack on MQTT connection request can lead to...

8.8 High

Improper check while accessing the local memory stack on MQTT connection request can lead to buffer overflow in snapdragon wear in versions MDM9206, MDM9607

Attack profile

How easy it is to exploit

Attack vector
Adjacent network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.38%Unchanged since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

Improper check while accessing the local memory stack on MQTT connection request can lead to buffer overflow in snapdragon wear in versions MDM9206, MDM9607

Record
CVE-2018-11993
CVSS 3.0
8.8 HighCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
8.3 HighAV:A/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-787
Updated
2026-11-02
CVE List No score

Improper check while accessing the local memory stack on MQTT connection request can lead to buffer overflow in snapdragon wear in versions MDM9206, MDM9607

Record
CVE-2018-11993
Updated
2026-11-02
EUVDEUVD-2018-3985 No score

Improper check while accessing the local memory stack on MQTT connection request can lead to buffer overflow in snapdragon wear in versions MDM9206, MDM9607

Record
EUVD-2018-3985
Updated
2026-11-03
GitHub AdvisoriesGHSA-wjr7-52j2-8j7p 8.8

Improper check while accessing the local memory stack on MQTT connection request can lead to...

Improper check while accessing the local memory stack on MQTT connection request can lead to buffer overflow in snapdragon wear in versions MDM9206, MDM9607

Record
GHSA-wjr7-52j2-8j7p
CVSS 3.0
8.8 HighCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-11993 is a high vulnerability (CVSS 8.8) in Qualcomm, Inc. Snapdragon Wear, published January 18, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. No source names a fixed version.

References

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