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cve[email protected]CVE-2021-26634
HistoryJun 02, 2022 - 2:15 p.m.

CVE-2021-26634

2022-06-0214:15:28
CWE-89
CWE-288
CWE-434
web.nvd.nist.gov
32
6
maxboard
insufficient input validation
sql injection
file upload
privilege escalation
cve-2021-26634
nvd

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

10 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

56.5%

SQL injection and file upload attacks are possible due to insufficient validation of input values in some parameters and variables of files compromising Maxboard, which may lead to arbitrary code execution or privilege escalation. Attackers can use these vulnerabilities to perform attacks such as stealing server management rights using a web shell.

Affected configurations

NVD
Node
maxbmaxboardRange<1.9.6
AND
linuxlinux_kernelMatch-
CPENameOperatorVersion
maxb:maxboardmaxb maxboardlt1.9.6

CNA Affected

[
  {
    "platforms": [
      "Linux"
    ],
    "product": "Maxboard",
    "vendor": "Max Yi",
    "versions": [
      {
        "lessThanOrEqual": "1.9.5.1",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

Social References

More

7.5 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

10 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

56.5%

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