CVE-2021-4248

2022-12-1811:15:09

CWE-330

[email protected]

web.nvd.nist.gov

vulnerability

kapetan dns

remote attack

insufficent entropy

prng

dns

request.cs

cve-2021-4248

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.4 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

53.5%

JSON

A vulnerability was found in kapetan dns up to 6.1.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file DNS/Protocol/Request.cs. The manipulation leads to insufficient entropy in prng. The attack may be launched remotely. Upgrading to version 7.0.0 is able to address this issue. The name of the patch is cf7105aa2aae90d6656088fe5a8ee1d5730773b6. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-216188.

Affected configurations

Vulners

NVD

Node

kapetan_dns_projectkapetan_dnsMatch6.0

kapetan_dns_projectkapetan_dnsMatch6.1

VendorProductVersionCPE
kapetan_dns_projectkapetan_dns6.0cpe:2.3:a:kapetan_dns_project:kapetan_dns:6.0:*:*:*:*:*:*:*
kapetan_dns_projectkapetan_dns6.1cpe:2.3:a:kapetan_dns_project:kapetan_dns:6.1:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
kapetan_dns_project	kapetan_dns	6.0	cpe:2.3:a:kapetan_dns_project:kapetan_dns:6.0:::::::*
kapetan_dns_project	kapetan_dns	6.1	cpe:2.3:a:kapetan_dns_project:kapetan_dns:6.1:::::::*

CNA Affected

[
  {
    "vendor": "kapetan",
    "product": "dns",
    "versions": [
      {
        "version": "6.0",
        "status": "affected"
      },
      {
        "version": "6.1",
        "status": "affected"
      }
    ]
  }
]