CVE-2022-2795 Vulnerability Details

  /     /     /  

CVE-2022-2795 Metadata Quick Info

CVE Published: 21/09/2022 | CVE Updated: 29/11/2024 | CVE Year: 2022
Source: isc | Vendor: ISC | Product: BIND9
Status : PUBLISHED

---

CVE-2022-2795 Description

By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver\'s performance, effectively denying legitimate clients access to the DNS resolution service.

Metrics

CVSS Version: 3.1 | Base Score: 5.3 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* LOW
    Privileges Required (PR)* NONE
    User Interaction (UI)* NONE
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* NONE
    Integrity Impact (I)* NONE
    Availability Impact (A)* LOW

Weakness Enumeration (CWE)

CWE-ID:
CWE Name: In BIND 9.0.0 -> 9.16.32, 9.18.0 -> 9.18.6, versions 9.9.3-S1 -> 9.11.37-S1, 9.16.8-S1 -> 9.16.32-S1 of the BIND Supported Preview Edition, and versions 9.19.0 -> 9.19.4 of the BIND 9.19 development branch, a flaw in resolver code can cause named to spend excessive amounts of time on processing large delegations.
Source: ISC

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).