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QnapCVELIST:CVE-2021-34359

HistoryFeb 25, 2022 - 6:10 a.m.

CVE-2021-34359 Stored XSS Vulnerability in Proxy Server

2022-02-2506:10:10

CWE-79

qnap

www.cve.org

cve-2021-34359

stored xss

proxy server

qnap device

remote attackers

malicious code

qts 4.5.x

CVSS3

6.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

29.2%

JSON

A cross-site scripting (XSS) vulnerability has been reported to affect QNAP device running Proxy Server. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of Proxy Server: QTS 4.5.x: Proxy Server 1.4.2 ( 2021/12/30 ) and later

CNA Affected

[
  {
    "platforms": [
      "QTS 4.5.x"
    ],
    "product": "Proxy Server",
    "vendor": "QNAP Systems Inc.",
    "versions": [
      {
        "lessThan": "1.4.2 ( 2021/12/30 )",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.qnap.com/en/security-advisory/qsa-22-04

CVSS3

6.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.001

Percentile

29.2%

JSON

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