CVE-2020-10060

moderate-risk
Published 2020-05-11

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.

Do I need to act?

~
3.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.0/10 High
NETWORK / HIGH complexity

Affected Products (1)

Affected Vendors

Zephyrproject

References (12)

Vendor Advisory https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-100...
Patch https://github.com/zephyrproject-rtos/zephyr/pull/27865
Patch https://github.com/zephyrproject-rtos/zephyr/pull/27889
Patch https://github.com/zephyrproject-rtos/zephyr/pull/27891
Patch https://github.com/zephyrproject-rtos/zephyr/pull/27893
Third Party Advisory https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-37
Vendor Advisory https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-100...
Patch https://github.com/zephyrproject-rtos/zephyr/pull/27865
Patch https://github.com/zephyrproject-rtos/zephyr/pull/27889
Patch https://github.com/zephyrproject-rtos/zephyr/pull/27891
Patch https://github.com/zephyrproject-rtos/zephyr/pull/27893
Third Party Advisory https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-37
35
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 6/34 · Minimal
Exposure 5/34 · Minimal