CVE Vulnerability

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

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

References
Link Resource
https://www.tenable.com/security/research/tra-2020-33 Third Party Advisory
Configurations

Configuration 1

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

Published : 2020-05-20 02:15

Updated : 2022-04-07 05:56

NVD link : CVE-2020-5753

Mitre link : CVE-2020-5753

Products Affected
No products.
CWE
CWE-670