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ZephyrCVELIST:CVE-2022-2993

HistoryDec 12, 2022 - 1:50 a.m.

CVE-2022-2993 bt: host: Wrong key validation check

2022-12-1201:50:00

zephyr

www.cve.org

cve-2022-2993

wrong key validation

host

condition error

if-statement

key rejection

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

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

AI Score

9.8

Confidence

High

EPSS

0.002

Percentile

58.4%

JSON

There is an error in the condition of the last if-statement in the function smp_check_keys. It was rejecting current keys if all requirements were unmet.

CNA Affected

[
  {
    "vendor": "zephyrproject-rtos",
    "product": "zephyr",
    "versions": [
      {
        "version": "unspecified",
        "lessThanOrEqual": "v3.1",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]

References

github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-3286-jgjx-8cvr

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

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

AI Score

9.8

Confidence

High

EPSS

0.002

Percentile

58.4%

JSON

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