CVE-2022-2906

2022-09-2111:15:09

CWE-401

[email protected]

web.nvd.nist.gov

cve-2022-2906

memory erosion

denial of service

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

47.3%

JSON

An attacker can leverage this flaw to gradually erode available memory to the point where named crashes for lack of resources. Upon restart the attacker would have to begin again, but nevertheless there is the potential to deny service.

Affected configurations

NVD

Node

iscbindRange9.18.0–9.18.7-

iscbindRange9.19.0–9.19.5-

CPENameOperatorVersion
isc:bindisc bindlt9.18.7
isc:bindisc bindlt9.19.5

CPE	Name	Operator	Version
isc:bind	isc bind	lt	9.18.7
isc:bind	isc bind	lt	9.19.5

CNA Affected

[
  {
    "vendor": "ISC",
    "product": "BIND9",
    "versions": [
      {
        "version": "Open Source Branch 9.18 9.18.0 through versions before 9.18.7",
        "status": "affected"
      },
      {
        "version": "Development Branch 9.19 9.19.0 through versions before 9.19.5",
        "status": "affected"
      }
    ]
  }
]