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Last updated: 2/27/2015 10:25:31 AM

CVE Publication rate: 18.1

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Vulnerability Workload Index: 8.88
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National Cyber Awareness System

Vulnerability Summary for CVE-2014-3803

Original release date: 05/21/2014
Last revised: 08/01/2014


The SpeechInput feature in Blink, as used in Google Chrome before 35.0.1916.114, allows remote attackers to enable microphone access and obtain speech-recognition text without indication via an INPUT element with a -x-webkit-speech attribute.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:P/I:N/A:N) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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External Source: MISC
Name: http://blog.guya.net/2014/04/07/to-listen-without-consent-abusing-the-html5-speech/
External Source: CONFIRM
Name: https://code.google.com/p/chromium/issues/detail?id=360448
External Source: CONFIRM
Name: http://googlechromereleases.blogspot.com/2014/05/stable-channel-update_20.html
Type: Advisory
External Source: BID
Name: 67582
External Source: CONFIRM
Name: https://src.chromium.org/viewvc/blink?revision=171373&view=revision
Type: Advisory

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:google:chrome:35.0.1916.0
* cpe:/a:google:chrome:35.0.1916.1
* cpe:/a:google:chrome:35.0.1916.10
* cpe:/a:google:chrome:35.0.1916.101
* cpe:/a:google:chrome:35.0.1916.103
* cpe:/a:google:chrome:35.0.1916.104
* cpe:/a:google:chrome:35.0.1916.105
* cpe:/a:google:chrome:35.0.1916.106
* cpe:/a:google:chrome:35.0.1916.107
* cpe:/a:google:chrome:35.0.1916.108
* cpe:/a:google:chrome:35.0.1916.109
* cpe:/a:google:chrome:35.0.1916.11
* cpe:/a:google:chrome:35.0.1916.110
* cpe:/a:google:chrome:35.0.1916.111
* cpe:/a:google:chrome:35.0.1916.112
* cpe:/a:google:chrome:35.0.1916.113 and previous versions
* cpe:/a:google:chrome:35.0.1916.13
* cpe:/a:google:chrome:35.0.1916.14
* cpe:/a:google:chrome:35.0.1916.15
* cpe:/a:google:chrome:35.0.1916.17
* cpe:/a:google:chrome:35.0.1916.18
* cpe:/a:google:chrome:35.0.1916.19
* cpe:/a:google:chrome:35.0.1916.2
* cpe:/a:google:chrome:35.0.1916.20
* cpe:/a:google:chrome:35.0.1916.21
* cpe:/a:google:chrome:35.0.1916.22
* cpe:/a:google:chrome:35.0.1916.23
* cpe:/a:google:chrome:35.0.1916.27
* cpe:/a:google:chrome:35.0.1916.3
* cpe:/a:google:chrome:35.0.1916.31
* cpe:/a:google:chrome:35.0.1916.32
* cpe:/a:google:chrome:35.0.1916.33
* cpe:/a:google:chrome:35.0.1916.34
* cpe:/a:google:chrome:35.0.1916.35
* cpe:/a:google:chrome:35.0.1916.36
* cpe:/a:google:chrome:35.0.1916.37
* cpe:/a:google:chrome:35.0.1916.38
* cpe:/a:google:chrome:35.0.1916.39
* cpe:/a:google:chrome:35.0.1916.4
* cpe:/a:google:chrome:35.0.1916.40
* cpe:/a:google:chrome:35.0.1916.41
* cpe:/a:google:chrome:35.0.1916.42
* cpe:/a:google:chrome:35.0.1916.43
* cpe:/a:google:chrome:35.0.1916.44
* cpe:/a:google:chrome:35.0.1916.45
* cpe:/a:google:chrome:35.0.1916.46
* cpe:/a:google:chrome:35.0.1916.47
* cpe:/a:google:chrome:35.0.1916.48
* cpe:/a:google:chrome:35.0.1916.49
* cpe:/a:google:chrome:35.0.1916.5
* cpe:/a:google:chrome:35.0.1916.51
* cpe:/a:google:chrome:35.0.1916.52
* cpe:/a:google:chrome:35.0.1916.54
* cpe:/a:google:chrome:35.0.1916.56
* cpe:/a:google:chrome:35.0.1916.57
* cpe:/a:google:chrome:35.0.1916.59
* cpe:/a:google:chrome:35.0.1916.6
* cpe:/a:google:chrome:35.0.1916.61
* cpe:/a:google:chrome:35.0.1916.68
* cpe:/a:google:chrome:35.0.1916.69
* cpe:/a:google:chrome:35.0.1916.7
* cpe:/a:google:chrome:35.0.1916.71
* cpe:/a:google:chrome:35.0.1916.72
* cpe:/a:google:chrome:35.0.1916.74
* cpe:/a:google:chrome:35.0.1916.77
* cpe:/a:google:chrome:35.0.1916.8
* cpe:/a:google:chrome:35.0.1916.80
* cpe:/a:google:chrome:35.0.1916.82
* cpe:/a:google:chrome:35.0.1916.84
* cpe:/a:google:chrome:35.0.1916.85
* cpe:/a:google:chrome:35.0.1916.86
* cpe:/a:google:chrome:35.0.1916.88
* cpe:/a:google:chrome:35.0.1916.9
* cpe:/a:google:chrome:35.0.1916.90
* cpe:/a:google:chrome:35.0.1916.92
* cpe:/a:google:chrome:35.0.1916.93
* cpe:/a:google:chrome:35.0.1916.95
* cpe:/a:google:chrome:35.0.1916.96
* cpe:/a:google:chrome:35.0.1916.98
* cpe:/a:google:chrome:35.0.1916.99

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
  • Information Leak / Disclosure (CWE-200)