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IcscertCVE-2022-1356

HistoryMay 17, 2022 - 9:15 p.m.

CVE-2022-1356

2022-05-1721:15:07

CWE-78

icscert

web.nvd.nist.gov

cnmaestro

cve-2022-1356

vulnerability

local privilege escalation

nvd

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

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

EPSS

Percentile

5.2%

JSON

cnMaestro is vulnerable to a local privilege escalation. By default, a user does not have root privileges. However, a user can run scripts as sudo, which could allow an attacker to gain root privileges when running user scripts outside allowed commands.

Affected configurations

Nvd

Node

cambiumnetworkscnmaestroMatch2.4.2on_premises

cambiumnetworkscnmaestroMatch3.0.0on_premises

cambiumnetworkscnmaestroMatch3.0.3on_premises

VendorProductVersionCPE
cambiumnetworkscnmaestro2.4.2cpe:2.3:o:cambiumnetworks:cnmaestro:2.4.2:*:*:*:on_premises:*:*:*
cambiumnetworkscnmaestro3.0.0cpe:2.3:o:cambiumnetworks:cnmaestro:3.0.0:*:*:*:on_premises:*:*:*
cambiumnetworkscnmaestro3.0.3cpe:2.3:o:cambiumnetworks:cnmaestro:3.0.3:*:*:*:on_premises:*:*:*

Vendor	Product	Version	CPE
cambiumnetworks	cnmaestro	2.4.2	cpe:2.3:o:cambiumnetworks:cnmaestro:2.4.2::::on_premises:::
cambiumnetworks	cnmaestro	3.0.0	cpe:2.3:o:cambiumnetworks:cnmaestro:3.0.0::::on_premises:::
cambiumnetworks	cnmaestro	3.0.3	cpe:2.3:o:cambiumnetworks:cnmaestro:3.0.3::::on_premises:::

CNA Affected

[
  {
    "product": "cnMaestro",
    "vendor": "Cambium Networks",
    "versions": [
      {
        "lessThan": "3.0.3-r32",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThan": "2.4.2-r29",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThan": "3.0.0-r34",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.cisa.gov/uscert/ics/advisories/icsa-22-132-04

Social References

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

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

EPSS

Percentile

5.2%

JSON

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