Home/CVE/The arm platform-specific code uses a signed integer comparison when validating system call numbers. An attacker who has
CVE

CVE-2020-10024

The arm platform-specific code uses a signed integer comparison when validating system call numbers. An attacker who has

The arm platform-specific code uses a signed integer comparison when validating system call numbers. An attacker who has obtained code execution within a user thread is able to elevate privileges to that of the kernel. See NCC-ZEP-001 This issue affects: zephyrproject-rtos zephyr version 1.14.0 and later versions. version 2.1.0 and later versions.

HIGH · CVSS 7.8 EPSS 0.00092
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-697Incorrect Comparison
CWE-697Incorrect Comparison
▤

Affected Products & Versions

1
zephyrproject zephyrall versions
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · vulnerabilities@zephyrproject.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 May 2020 · 11:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10024
https://github.com/zephyrproject-rtos/zephyr/pull/23323PatchThird Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/23498PatchThird Party Advisory
https://github.com/zephyrproject-rtos/zephyr/pull/23535PatchThird Party Advisory
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-30Third Party Advisory
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