CVE-2018-14984: The Leagoo Z5C Android device with a build fingerprint of sp7731c_1h10_32v4_bird:6.0/MRA58K/android.20170629.2

This week

HIGH 7.5REMOTEMITIGATE

CVE-2018-14984 is a high-severity flaw (CVSS 7.5) affecting z5c firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Leagoo Z5C Android device with a build fingerprint of sp7731c_1h10_32v4_bird:6.0/MRA58K/android.20170629.214736:user/release-keys contains a pre-installed app with a package name of com.android.messaging (versionCode=1000110, versionName=1.0.001, (android.20170630.092853-0)) with an exported broadcast receiver app component named com.android.messaging.trackersender.TrackerSender. Any app co-located on the device, even one with no permissions,

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Weakness	CWE-200
Published	2018-12-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: leagoo

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-12-28 21:29 UTCPublished CVE record published
2026-06-17 01:42 UTCUpdated Record last modified

leagoo z5c firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-14984?

z5c firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-14984 being exploited?

CVE-2018-14984 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-14984 affect?

CVE-2018-14984 affects z5c firmware. Severity is high (CVSS 7.5). The Leagoo Z5C Android device with a build fingerprint of sp7731c_1h10_32v4_bird:6.0/MRA58K/android.20170629.214736:user/release-keys contains a pre-installed app with a package name of com.android.messaging (versionCode=1000110, versionNam

How urgent is CVE-2018-14984?

Priority 52/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

Android vulnerabilities

Related CVEs

CVE-2018-14986 HIGH 7.5 MITIGATE The Leagoo Z5C Android device with a build fingerprint of sp7731c_1h10_32v4_bird:6.0/MRA58K/android.20170629.2
CVE-2018-14985 HIGH 7.1 MITIGATE The Leagoo Z5C Android device with a build fingerprint of sp7731c_1h10_32v4_bird:6.0/MRA58K/android.20170629.2

References

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