CVE-2021-21799

2021-07-1610:33:51

CWE-79

talos

www.cve.org

9.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

6.7 Medium

AI Score

Confidence

High

0.808 High

EPSS

Percentile

98.3%

JSON

Cross-site scripting vulnerabilities exist in the telnet_form.php script functionality of Advantech R-SeeNet v 2.4.12 (20.10.2020). If a user visits a specially crafted URL, it can lead to arbitrary JavaScript code execution in the context of the targeted user’s browser. An attacker can provide a crafted URL to trigger this vulnerability.

CNA Affected

[
  {
    "product": "Advantech",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Advantech R-SeeNet 2.4.12 (20.10.2020)"
      }
    ]
  }
]