CVE-2020-10060

Summary

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.

Affected Software

Weaknesses

• CWE-119: CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

ADP Enrichment

CVE Program Container

Additional References

• https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-37
• https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10060
• https://github.com/zephyrproject-rtos/zephyr/pull/27865
• https://github.com/zephyrproject-rtos/zephyr/pull/27889
• https://github.com/zephyrproject-rtos/zephyr/pull/27891
• https://github.com/zephyrproject-rtos/zephyr/pull/27893

References

• https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-37
• https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10060
• https://github.com/zephyrproject-rtos/zephyr/pull/27865
• https://github.com/zephyrproject-rtos/zephyr/pull/27889
• https://github.com/zephyrproject-rtos/zephyr/pull/27891
• https://github.com/zephyrproject-rtos/zephyr/pull/27893

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