CVE-2021-39922 Vulnerability Details

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CVE-2021-39922 Metadata Quick Info

CVE Published: 19/11/2021 | CVE Updated: 04/08/2024 | CVE Year: 2021
Source: GitLab | Vendor: Wireshark Foundation | Product: Wireshark
Status : PUBLISHED

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CVE-2021-39922 Description

Buffer overflow in the C12.22 dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file

Metrics

CVSS Version: 3.1 | Base Score: 7.5 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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)* HIGH

Weakness Enumeration (CWE)

CWE-ID:
CWE Name: Buffer copy without checking size of input ( classic buffer overflow ) in Wireshark
Source: Wireshark Foundation

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).