CVE-2020-1909
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code execution. This could have happened only if several events occurred together in sequence, including receiving an animated sticker while placing a WhatsApp video call on hold.
Overview
- CVE ID
- CVE-2020-1909
- Assigner
- cve-assign@fb.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-11-03T20:15:12
- Last Modified Date
- 2020-11-06T19:24:58
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:iphone_os:*:* | 1 | OR | 2.20.111 | |
| cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:iphone_os:*:* | 1 | OR | 2.20.111 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.whatsapp.com/security/advisories/2020/ | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-1909 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1909 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:20:55 | Added to TrackCVE | |||
| 2022-12-05 16:04:06 | 2020-11-03T20:15Z | 2020-11-03T20:15:12 | CVE Published Date | updated |
| 2022-12-05 16:04:06 | 2020-11-06T19:24:58 | CVE Modified Date | updated | |
| 2022-12-05 16:04:06 | Analyzed | Vulnerability Status | updated |