CVE-2020-10027— ARC Platform Uses Signed Integer Comparison When Validating Syscall Numbers
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I. Basic Information for CVE-2020-10027
Vulnerability Information
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Vulnerability Title
ARC Platform Uses Signed Integer Comparison When Validating Syscall Numbers
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
不充分的比较
Source: NVD (National Vulnerability Database)
Vulnerability Title
Zephyr 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zephyr是美国Linux基金会的一套开源的小型的可缩放的实时操作系统。 Zephyr 1.14.0及之后版本（1.14.2版本已修复）和2.1.0及之后版本（2.2.0版本已修复）中存在安全漏洞。攻击者可利用该漏洞提升权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| zephyrproject-rtos | zephyr | 1.14.0 ~ unspecified | - |
II. Public POCs for CVE-2020-10027
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://github.com/zephyrproject-rtos/zephyr/pull/23499x_refsource_MISC
- https://github.com/zephyrproject-rtos/zephyr/pull/23328x_refsource_MISC
- https://github.com/zephyrproject-rtos/zephyr/pull/23500x_refsource_MISC
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-35x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-10027
Same Patch Batch · zephyrproject-rtos · 2020-05-11 · 11 CVEs total
| CVE-2020-10022 | 9.0 CRITICAL | UpdateHub Module Copies a Variable-Size Hash String Into a Fixed-Size Array |
| CVE-2020-10019 | 8.1 HIGH | Buffer Overflow in USB DFU requested length |
| CVE-2020-10021 | 8.1 HIGH | Out-of-bounds write in USB Mass Storage with unaligned sizes |
| CVE-2020-10060 | 8.0 HIGH | UpdateHub Might Dereference An Uninitialized Pointer |
| CVE-2020-10024 | 7.8 HIGH | ARM Platform Uses Signed Integer Comparison When Validating Syscall Numbers |
| CVE-2020-10028 | 7.8 HIGH | Multiple Syscalls In GPIO Subsystem Performs No Argument Validation |
| CVE-2020-10058 | 7.8 HIGH | Multiple Syscalls In kscan Subsystem Performs No Argument Validation |
| CVE-2020-10067 | 7.5 HIGH | Integer Overflow In is_in_region Allows User Thread To Access Kernel Memory |
| CVE-2020-10023 | 6.9 MEDIUM | Shell Subsystem Contains a Buffer Overflow Vulnerability In shell_spaces_trim |
| CVE-2020-10059 | 4.8 MEDIUM | UpdateHub Module Explicitly Disables TLS Verification |
IV. Related Vulnerabilities
Same product: zephyr
- CVE-2026-1677
net: TLS 1.2 connections allowed on TLS 1.3 sockets - CVE-2026-5590
net: ip/tcp: Null pointer dereference can be triggered by a - CVE-2026-1679
net: eswifi socket send payload length not bounded - CVE-2026-4179
stm32: usb: Infinite while loop in Interrupt Handler - CVE-2026-0849
crypto: ATAES132A response length allows stack buffer overfl
Same vendor: zephyrproject-rtos
- CVE-2026-1677
net: TLS 1.2 connections allowed on TLS 1.3 sockets - CVE-2026-5590
net: ip/tcp: Null pointer dereference can be triggered by a - CVE-2026-1679
net: eswifi socket send payload length not bounded - CVE-2026-4179
stm32: usb: Infinite while loop in Interrupt Handler - CVE-2026-0849
crypto: ATAES132A response length allows stack buffer overfl
Same weakness: CWE-697
- CVE-2026-35040
fast-jwt: Stateful RegExp (/g or /y) causes non-deterministi - CVE-2026-34574
Parse Server: Session field immutability bypass via falsy-va - CVE-2026-34210
mppx has Stripe charge credential replay via missing idempot - CVE-2026-32322
soroban-sdk: `Fr` scalar field equality comparison bypasses - CVE-2025-20343
Cisco Identity Services Engine Radius Suppression Denial of
V. Comments for CVE-2020-10027
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