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cve[email protected]CVE-2021-42335
HistoryOct 15, 2021 - 12:15 p.m.

CVE-2021-42335

2021-10-1512:15:07
CWE-79
web.nvd.nist.gov
20
cve-2021-42335
easytest
bulletin board
remote attackers
xss
stored xss

3.5 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

5.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

29.2%

Easytest bulletin board management function of online learning platform does not filter special characters. After obtaining a user’s privilege, remote attackers can inject JavaScript and execute stored XSS attack.

Affected configurations

NVD
Node
huajueasytest_online_learning_test_platformMatch1705

CNA Affected

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

3.5 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

5.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

29.2%

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