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TwcertCVE-2021-37211

HistoryAug 09, 2021 - 10:15 a.m.

CVE-2021-37211

2021-08-0910:15:08

CWE-79

twcert

web.nvd.nist.gov

flygo

bulletin function

vulnerability

stored xss

cve-2021-37211

nvd

CVSS2

3.5

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

CVSS3

5.4

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

AI Score

5.3

Confidence

High

EPSS

0.001

Percentile

22.7%

JSON

The bulletin function of Flygo does not filter special characters while a new announcement is added. Remoter attackers can use the vulnerability with general user’s credential to inject JavaScript and execute stored XSS attacks.

Affected configurations

Nvd

Node

larvataflygoRange<1.91.1

VendorProductVersionCPE
larvataflygo*cpe:2.3:a:larvata:flygo:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
larvata	flygo	*	cpe:2.3:a:larvata:flygo::::::::

CNA Affected

[
  {
    "product": "FLYGO",
    "vendor": "Larvata Digital Technology Co. Ltd.",
    "versions": [
      {
        "lessThanOrEqual": "2021.4e",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.twcert.org.tw/tw/cp-132-4988-8f642-1.html

Social References

CVSS2

3.5

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

CVSS3

5.4

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

AI Score

5.3

Confidence

High

EPSS

0.001

Percentile

22.7%

JSON

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