CVE-2020-5753

Signal Private Messenger Android v4.59.0 and up and iOS v3.8.1.5 and up allows a remote non-contact to ring a victim's Signal phone and disclose currently used DNS server due to ICE Candidate handling before call is answered or declined.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

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://www.tenable.com/security/research/tra-2020-33	Third Party Advisory

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2020-05-20 14:15

Updated : 2022-04-07 17:56

NVD link : CVE-2020-5753

Mitre link : CVE-2020-5753

CVE.ORG link : CVE-2020-5753

JSON object : View

Products Affected

signal

private_messenger
signal

CWE

CWE-670

Always-Incorrect Control Flow Implementation

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