ZephyrCVE-2020-10067CVE-2020-10067
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
21.6%
A malicious userspace application can cause a integer overflow and bypass security checks performed by system call handlers. The impact would depend on the underlying system call and can range from denial of service to information leak to memory corruption resulting in code execution within the kernel. See NCC-ZEP-005 This issue affects: zephyrproject-rtos zephyr version 1.14.1 and later versions. version 2.1.0 and later versions.
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| zephyrproject | zephyr | 1.14.1 | cpe:2.3:o:zephyrproject:zephyr:1.14.1:*:*:*:*:*:*:* |
| zephyrproject | zephyr | 2.1.0 | cpe:2.3:o:zephyrproject:zephyr:2.1.0:*:*:*:*:*:*:* |
CNA Affected
[
{
"product": "zephyr",
"vendor": "zephyrproject-rtos",
"versions": [
{
"lessThan": "unspecified",
"status": "affected",
"version": "1.14.1",
"versionType": "custom"
},
{
"lessThan": "unspecified",
"status": "affected",
"version": "2.1.0",
"versionType": "custom"
}
]
}
]Related
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
21.6%