HOMEVULNERABILITIESCVE-2018-11949
CRITICAL

CVE-2018-11949

CWE-665Published: May 24, 2019· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

Failure to initialize the extra buffer can lead to an out of buffer access in WLAN function in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile in MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCS605, SD 425, SD 427, SD 430, SD 435, SD 450, SD 625, SD 636, SD 712 / SD 710 / SD 670, SD 820A, SD 835, SD 845 / SD 850, SD 855, SDA660, SDM630, SDM660, SDX20, SDX24

NVD Source

Technical Analysis

CVE-2018-11949 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Qualcomm54 product(s)
mdm9150 firmwaremdm9150mdm9206 firmwaremdm9206mdm9607 firmwaremdm9607mdm9640 firmwaremdm9640mdm9650 firmwaremdm9650msm8996au firmwaremsm8996au+42
Source: NVD CPE · 54 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://www.codeaurora.org/security-bulletin/2019/04/01/april-2019-code-aurora-security-bulletin
PATCHhttps://www.codeaurora.org/security-bulletin/2019/04/01/april-2019-code-aurora-security-bulletin

All References (2)

→
https://www.codeaurora.org/security-bulletin/2019/04/01/april-2019-code-aurora-security-bulletinPatch · Third Party Advisory
→
https://www.codeaurora.org/security-bulletin/2019/04/01/april-2019-code-aurora-security-bulletinPatch · Third Party Advisory

Quick Facts

CVE IDCVE-2018-11949
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-665
CISA KEVNo
Affected1 vendor(s)
PublishedMay 24, 2019

Related CVEs (CWE-665)

CVE-2023-20591
10.0
CVE-2023-1719
9.8
CVE-2017-13715
9.8
CVE-2022-0947
9.8
CVE-2015-8367
9.8
CVE-2019-10196
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2018-11949 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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