HOMEVULNERABILITIESCVE-2015-9198
CRITICAL

CVE-2015-9198

CWE-191Published: April 18, 2018· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

In Android before 2018-04-05 or earlier security patch level on Qualcomm Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear IPQ4019, MDM9206, MDM9607, MDM9625, MDM9635M, MDM9640, MDM9645, MDM9650, MDM9655, MSM8909W, SD 210/SD 212/SD 205, SD 400, SD 410/12, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 800, SD 808, SD 810, SD 820, SD 820A, SD 835, SD 845, SD 850, and SDX20, integer underflow vulnerability in function qsee_register_log_buff may lead to arbitrary writing of secure memory.

NVD Source

Technical Analysis

CVE-2015-9198 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

Qualcomm70 product(s)
mdm9206 firmwaremdm9206mdm9607 firmwaremdm9607ipq4019 firmwareipq4019mdm9625 firmwaremdm9625mdm9635m firmwaremdm9635mmdm9640 firmwaremdm9640+58
Source: NVD CPE · 70 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

ADVISORYhttp://www.securityfocus.com/bid/103671
ADVISORYhttps://source.android.com/security/bulletin/2018-04-01
ADVISORYhttp://www.securityfocus.com/bid/103671
ADVISORYhttps://source.android.com/security/bulletin/2018-04-01

All References (4)

→
http://www.securityfocus.com/bid/103671Third Party Advisory · VDB Entry
→
https://source.android.com/security/bulletin/2018-04-01Vendor Advisory
→
http://www.securityfocus.com/bid/103671Third Party Advisory · VDB Entry
→
https://source.android.com/security/bulletin/2018-04-01Vendor Advisory

Quick Facts

CVE IDCVE-2015-9198
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-191
CISA KEVNo
Affected1 vendor(s)
PublishedApr 18, 2018

Related CVEs (CWE-191)

CVE-2007-0063
10.0
CVE-2025-30356
9.8
CVE-2025-29909
9.8
CVE-2025-52471
9.8
CVE-2018-9388
9.8
CVE-2026-37534
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2015-9198 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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