CVE-2016-3898 — Telephony in Android 5.0.x before 5.0.2, 5.1.x before 5.1.1, 6.x before 2016-09-01, and 7.0 before 2016-09-01 allows attackers to cause a denial of service (loss of locked-screen 911 TTY functionality) via a crafted application that modifies the TTY mode by broadcasting an intent, aka internal bug 29832693

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MEDIUM

Telephony in Android 5.0.x before 5.0.2, 5.1.x before 5.1.1, 6.x before 2016-09-01, and 7.0 before 2016-09-01 allows attackers to cause a denial of service (loss of locked-screen 911 TTY functionality) via a crafted application that modifies the TTY mode by broadcasting an intent, aka internal bug 29832693

Published Sep 11, 2016

5.5

MEDIUM

CVSS 3.0

EPSS 0.42%

Description

Telephony in Android 5.0.x before 5.0.2, 5.1.x before 5.1.1, 6.x before 2016-09-01, and 7.0 before 2016-09-01 allows attackers to cause a denial of service (loss of locked-screen 911 TTY functionality) via a crafted application that modifies the TTY mode by broadcasting an intent, aka internal bug 29832693.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.42% 0.00420

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00420

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.42% (0.00420)	34.03th	v5 (v2026.06.15)
Jun 15, 2026	0.42% (0.00420)	33.35th	v5 (v2026.06.15)
Mar 17, 2025	0.13% (0.00130)	29.94th	v4 (v2025.03.14)
Dec 12, 2024	0.09% (0.00090)	40.17th	v3 (v2023.03.01)
Jun 28, 2024	0.09% (0.00090)	38.81th	v3 (v2023.03.01)
Mar 7, 2023	0.09% (0.00090)	36.81th	v3 (v2023.03.01)
Mar 6, 2023	0.95% (0.00954)	36.37th	v2 (v2022.01.01)
Sep 2, 2022	0.95% (0.00954)	34.50th	v2 (v2022.01.01)
Apr 1, 2022	0.95% (0.00954)	32.50th	v2 (v2022.01.01)
Feb 4, 2022	0.95% (0.00954)	16.28th	v2 (v2022.01.01)

Weaknesses (1)

CWE-284

References (3)

http://source.android.com/security/bulletin/2016-09-01.html
x_refsource_CONFIRMVendor Advisory
http://www.securitytracker.com/id/1036763
vdb-entryx_refsource_SECTRACK
https://android.googlesource.com/platform/packages/services/Telephony/+/d1d248d10cf03498efb7041f1a8c9c467482a19d
x_refsource_CONFIRMIssue TrackingPatch

Link	Providers	Tags
http://source.android.com/security/bulletin/2016-09-01.html		x_refsource_CONFIRMVendor Advisory
http://www.securitytracker.com/id/1036763		vdb-entryx_refsource_SECTRACK
https://android.googlesource.com/platform/packages/services/Telephony/+/d1d248d10cf03498efb7041f1a8c9c467482a19d		x_refsource_CONFIRMIssue TrackingPatch

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner google_android

Published Sep 11, 2016

Updated Aug 6, 2024

Reserved Mar 30, 2016

Link CVE-2016-3898

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2016-3898

Red Hat

Severity n/a

Public date n/a

Links CVE-2016-3898