CVE-2021-44847

Published: Dic 13, 2021 Last Modified: Nov 21, 2024 EU-VD ID: EUVD-2021-31650 Aliases: GSD-2021-44847
ExploitDB:
Other exploit source:
Google Dorks:
CRITICAL 9,8
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
HIGH 7,5
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: none
Confidentiality: partial
Integrity: partial
Availability: partial

Description

AI Translation Available

A stack-based buffer overflow in handle_request function in DHT.c in toxcore 0.1.9 through 0.1.11 and 0.2.0 through 0.2.12 (caused by an improper length calculation during the handling of received network packets) allows remote attackers to crash the process or potentially execute arbitrary code via a network packet.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0396
Percentile
0,9th
Updated

EPSS Score Trend (Last 90 Days)

682

Incorrect Calculation

Draft
Abstraction: Pillar Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality Access Control
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Other) Execute Unauthorized Code Or Commands Gain Privileges Or Assume Identity Bypass Protection Mechanism
Applicable Platforms
All platforms may be affected
Likelihood of Exploit: High
View CWE Details
Application

Toxcore by Toktok

Product Information
Vendor Toktok
Product Toxcore
Version Range Affected
From 0.2.0 (inclusive)
To 0.2.12 (inclusive)
cpe:2.3:a:toktok:toxcore:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

Product Information
Vendor Fedoraproject
Product Fedora
Version 35
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Toxcore by Toktok

Product Information
Vendor Toktok
Product Toxcore
Version Range Affected
From 0.1.9 (inclusive)
To 0.1.11 (inclusive)
cpe:2.3:a:toktok:toxcore:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

Product Information
Vendor Fedoraproject
Product Fedora
Version 34
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://github.com/TokTok/c-toxcore/pull/1718
Exploit Issue Tracking Patch Third Party Advisory
https://github.com/TokTok/c-toxcore/pull/1718
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://github.com/TokTok/c-toxcore/pull/1718
Exploit Issue Tracking Patch Third Party Advisory
https://github.com/TokTok/c-toxcore/pull/1718
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…