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FacebookCVE-2021-24038

HistoryAug 19, 2021 - 4:15 p.m.

CVE-2021-24038

2021-08-1916:15:12

CWE-269

facebook

web.nvd.nist.gov

cve-2021-24038

ovrservicelauncher.exe

local privilege escalation

oculus desktop

security vulnerability

nvd

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

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

AI Score

7.3

Confidence

High

EPSS

Percentile

5.1%

JSON

Due to a bug with management of handles in OVRServiceLauncher.exe, an attacker could expose a privileged process handle to an unprivileged process, leading to local privilege escalation. This issue affects Oculus Desktop versions after 1.39 and prior to 31.1.0.67.507.

Affected configurations

Nvd

Node

oculusdesktopRange1.39–31.1.0.67.507

VendorProductVersionCPE
oculusdesktop*cpe:2.3:a:oculus:desktop:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
oculus	desktop	*	cpe:2.3:a:oculus:desktop::::::::

CNA Affected

[
  {
    "product": "Oculus Desktop",
    "vendor": "Facebook",
    "versions": [
      {
        "lessThan": "unspecified",
        "status": "unaffected",
        "version": "31.1.0.67.507",
        "versionType": "custom"
      },
      {
        "lessThan": "31.1.0.67.507",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "1.39",
        "status": "unaffected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.facebook.com/security/advisories/cve-2021-24038

Social References

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

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

AI Score

7.3

Confidence

High

EPSS

Percentile

5.1%

JSON

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