CVE-2020-1903
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
5.1 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
23.0%
An issue when unzipping docx, pptx, and xlsx documents in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have resulted in an out-of-memory denial of service. This issue would have required the receiver to explicitly open the attachment if it was received from a number not in the receiver’s WhatsApp contacts.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| whatsapp:whatsapp | lt | 2.20.61 | |
| whatsapp:whatsapp_business | whatsapp whatsapp business | lt | 2.20.61 |
CNA Affected
[
{
"product": "WhatsApp for iOS",
"vendor": "Facebook",
"versions": [
{
"status": "affected",
"version": "2.20.61"
},
{
"lessThan": "2.20.61",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "WhatsApp Business for iOS",
"vendor": "Facebook",
"versions": [
{
"status": "affected",
"version": "2.20.61"
},
{
"lessThan": "2.20.61",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]Related
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
5.1 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
23.0%