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TwcertCVE-2021-42336

HistoryOct 15, 2021 - 12:15 p.m.

CVE-2021-42336

2021-10-1512:15:08

CWE-285

twcert

web.nvd.nist.gov

cve-2021-42336

easytest

permission bypass

information security

vulnerability

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.7

Confidence

High

EPSS

0.001

Percentile

37.0%

JSON

The learning history page of the Easytest is vulnerable by permission bypass. After obtaining a user’s permission, remote attackers can access other users’ and administrator’s account information except password by crafting URL parameters.

Affected configurations

Nvd

Node

huajueasytest_online_learning_test_platformMatch1705

VendorProductVersionCPE
huajueasytest_online_learning_test_platform1705cpe:2.3:a:huaju:easytest_online_learning_test_platform:1705:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
huaju	easytest_online_learning_test_platform	1705	cpe:2.3:a:huaju:easytest_online_learning_test_platform:1705:::::::*

CNA Affected

[
  {
    "product": "Easytest",
    "vendor": "Huachu Digital Technology Co.,Ltd.",
    "versions": [
      {
        "status": "affected",
        "version": "1705"
      }
    ]
  }
]

References

www.twcert.org.tw/tw/cp-132-5205-1de5a-1.html

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.7

Confidence

High

EPSS

0.001

Percentile

37.0%

JSON

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