CVE-2019-17191

The Signal Private Messenger application before 4.47.7 for Android allows a caller to force a call to be answered, without callee user interaction, via a connect message. The existence of the call is noticeable to the callee; however, the audio channel may be open before the callee can block eavesdropping.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://bugs.chromium.org/p/project-zero/issues/detail?id=1943	Exploit Third Party Advisory
https://news.ycombinator.com/item?id=21161432	Exploit Issue Tracking Third Party Advisory
https://twitter.com/moxie/status/1180261210341511168	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:signal:private_messenger:*:*:*:*:*:android:*:*

History

No history.

Information

Published : 2019-10-05 02:15

Updated : 2024-02-04 20:39

NVD link : CVE-2019-17191

Mitre link : CVE-2019-17191

CVE.ORG link : CVE-2019-17191

JSON object : View

Products Affected

signal

private_messenger

CWE

CWE-863

Incorrect Authorization

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