Western Digital WD Discovery prior 4.0.251.0 User Permission DYLD injection
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.2 | $0-$5k | 0.00 |
A vulnerability was found in Western Digital WD Discovery and classified as critical. Affected by this issue is an unknown function of the component User Permission. The manipulation of the argument DYLD
as part of a Environment Variable leads to a injection vulnerability. Using CWE to declare the problem leads to CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:
In Western Digital WD Discovery before 4.0.251.0, a malicious application running with standard user permissions could potentially execute code in the application's process through library injection by using DYLD environment variables.
The weakness was shared 07/17/2020. This vulnerability is handled as CVE-2020-15816 since 07/17/2020. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation requires a simple authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1055 by the MITRE ATT&CK project.
Upgrading to version 4.0.251.0 eliminates this vulnerability.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.4
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: InjectionCWE: CWE-74 / CWE-707
ATT&CK: T1055
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: WD Discovery 4.0.251.0
Timeline
07/17/2020 🔍07/17/2020 🔍
07/19/2020 🔍
07/19/2020 🔍
Sources
Status: Not definedCVE: CVE-2020-15816 (🔍)
Entry
Created: 07/19/2020 11:40Updated: 07/19/2020 11:45
Changes: 07/19/2020 11:40 (38), 07/19/2020 11:45 (17)
Complete: 🔍
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