CVE-2016-6691 — service/jni/com_android_server_wifi_Gbk2Utf.cpp in the Qualcomm Wi-Fi gbk2utf module in Android before 2016-10-05 allows remote attackers to cause a denial of service (framework crash) or possibly have unspecified other impact via an access point that has a malformed SSID with GBK encoding, aka Qualcomm internal bug CR 978452

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CRITICAL

service/jni/com_android_server_wifi_Gbk2Utf.cpp in the Qualcomm Wi-Fi gbk2utf module in Android before 2016-10-05 allows remote attackers to cause a denial of service (framework crash) or possibly have unspecified other impact via an access point that has a malformed SSID with GBK encoding, aka Qualcomm internal bug CR 978452

Published Oct 10, 2016

9.8

CRITICAL

CVSS 3.0

EPSS 1.30%

Description

service/jni/com_android_server_wifi_Gbk2Utf.cpp in the Qualcomm Wi-Fi gbk2utf module in Android before 2016-10-05 allows remote attackers to cause a denial of service (framework crash) or possibly have unspecified other impact via an access point that has a malformed SSID with GBK encoding, aka Qualcomm internal bug CR 978452.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.30% 0.01299

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

EPSS probability 0.01299

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	1.30% (0.01299)	69.37th	v5 (v2026.06.15)
Jun 15, 2026	1.30% (0.01299)	66.57th	v5 (v2026.06.15)
Mar 17, 2025	0.59% (0.00594)	67.41th	v4 (v2025.03.14)
Dec 12, 2024	0.23% (0.00226)	61.79th	v3 (v2023.03.01)
Jun 14, 2024	0.23% (0.00226)	61.06th	v3 (v2023.03.01)
Mar 7, 2023	0.23% (0.00226)	59.04th	v3 (v2023.03.01)
Mar 6, 2023	1.14% (0.01136)	59.45th	v2 (v2022.01.01)
Oct 18, 2022	1.14% (0.01136)	58.28th	v2 (v2022.01.01)
Apr 1, 2022	1.14% (0.01136)	56.27th	v2 (v2022.01.01)
Feb 4, 2022	1.14% (0.01136)	34.23th	v2 (v2022.01.01)

Weaknesses (1)

CWE-172

References (3)

http://source.android.com/security/bulletin/2016-10-01.html
x_refsource_CONFIRMVendor Advisory
http://www.securityfocus.com/bid/93330
vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
https://source.codeaurora.org/quic/la//platform/frameworks/opt/net/wifi/commit/?id=343f123c396b2a97fc7cce396cd5d99365cb9131
x_refsource_CONFIRMIssue TrackingPatch

Link	Providers	Tags
http://source.android.com/security/bulletin/2016-10-01.html		x_refsource_CONFIRMVendor Advisory
http://www.securityfocus.com/bid/93330		vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
https://source.codeaurora.org/quic/la//platform/frameworks/opt/net/wifi/commit/?id=343f123c396b2a97fc7cce396cd5d99365cb9131		x_refsource_CONFIRMIssue TrackingPatch

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner google_android

Published Oct 10, 2016

Updated Aug 6, 2024

Reserved Aug 11, 2016

Link CVE-2016-6691

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2016-6691

Red Hat

Severity n/a

Public date n/a

Links CVE-2016-6691