CVE Vulnerability

CVE-2020-10060

In updatehub_probe, right after JSON parsing is complete, objects[1] is accessed from the output structure in two different places. If the JSON contained less than two elements, this access would reference unitialized stack memory. This could result in a crash, denial of service, or possibly an information leak. Provided the fix in CVE-2020-10059 is applied, the attack requires compromise of the server. See NCC-ZEP-030 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions. version 2.2.0 and later versions.

5.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-37 Third Party Advisory
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10060 Vendor Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/27889 Patch Third Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/27865 Patch Third Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/27893 Patch Third Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/27891 Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*
Information

Published : 2020-05-11 11:15

Updated : 2021-10-18 12:35

NVD link : CVE-2020-10060

Mitre link : CVE-2020-10060

Products Affected
No products.
CWE
CWE-824

Access of Uninitialized Pointer