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PhoenixVULNRICHMENT:CVE-2023-35841

HistoryMay 14, 2024 - 2:56 p.m.

CVE-2023-35841 WinFlash Driver Permissions Issue

2024-05-1414:56:14

CWE-732

CWE-782

Phoenix

github.com

cve-2023-35841

windows

insufficient access control

phoenix winflash driver

privilege escalation

system firmware

winflash driver 4.5.0.0

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.5%

JSON

Exposed IOCTL with Insufficient Access Control in Phoenix WinFlash Driver on Windows allows Privilege Escalation which allows for modification of system firmware.This issue affects WinFlash Driver: before 4.5.0.0.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "platforms": [
      "Windows"
    ],
    "product": "WinFlash Driver",
    "vendor": "Phoenix",
    "versions": [
      {
        "lessThan": "4.5.0.0",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]

References

blogs.vmware.com/security/2023/10/hunting-vulnerable-kernel-drivers.html

jvn.jp/en/vu/JVNVU93886750/index.html

www.phoenix.com/security-notifications/cve-2023-35841/

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.5%

JSON

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