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ZephyrCVELIST:CVE-2021-3835

HistoryFeb 07, 2022 - 10:00 p.m.

CVE-2021-3835 Buffer overflow in usb device class

2022-02-0722:00:12

CWE-122

zephyr

www.cve.org

zephyr

usb device

buffer overflow

CVSS3

8.2

Attack Vector

ADJACENT

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:H

AI Score

9.1

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

Buffer overflow in usb device class. Zephyr versions >= v2.6.0 contain Heap-based Buffer Overflow (CWE-122). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fm6v-8625-99jf

CNA Affected

[
  {
    "product": "zephyr",
    "vendor": "zephyrproject-rtos",
    "versions": [
      {
        "lessThan": "unspecified",
        "status": "affected",
        "version": "v2.6.0",
        "versionType": "custom"
      }
    ]
  }
]

References

github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-fm6v-8625-99jf

CVSS3

8.2

Attack Vector

ADJACENT

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:H

AI Score

9.1

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

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