CVE-2019-17191
CVSS V2 Medium 5
CVSS V3 High 7.5
Description
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.
Overview
- CVE ID
- CVE-2019-17191
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2019-10-05T02:15:11
- Last Modified Date
- 2021-07-21T11:39:23
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:signal:private_messenger:*:*:*:*:*:android:*:* | 1 | OR | 4.47.7 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:N/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 5
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://news.ycombinator.com/item?id=21161432 | Exploit Issue Tracking Third Party Advisory |
| https://twitter.com/moxie/status/1180261210341511168 | Third Party Advisory |
| https://bugs.chromium.org/p/project-zero/issues/detail?id=1943 | Exploit Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-17191 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17191 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:09:42 | Added to TrackCVE | |||
| 2022-12-04 03:49:49 | 2019-10-05T02:15Z | 2019-10-05T02:15:11 | CVE Published Date | updated |
| 2022-12-04 03:49:49 | 2021-07-21T11:39:23 | CVE Modified Date | updated | |
| 2022-12-04 03:49:49 | Analyzed | Vulnerability Status | updated |