CVE-2020-24822

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A vulnerability in the dwarf::cursor::uleb function of Libelfin v0.3 allows attackers to cause a denial of service (DOS) through a segmentation fault via a crafted ELF file.

Una vulnerabilidad en la función dwarf::cursor::uleb de Libelfin versión v0.3, permite a atacantes causar una denegación de servicio (DOS) mediante un fallo de segmentación por medio de un archivo ELF diseñado

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-08-28 CVE Reserved
2021-08-04 CVE Published
2024-04-19 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://github.com/aclements/libelfin/issues/50	2024-08-04
https://github.com/xiaoxiongwang/function_bugs/tree/master/libelfin#segv-in-function-dwarfcursoruleb128-at-dwarfinternalhh154	2024-08-04

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Libelfin Project Search vendor "Libelfin Project"		Libelfin Search vendor "Libelfin Project" for product "Libelfin"				0.3 Search vendor "Libelfin Project" for product "Libelfin" and version "0.3"		-		Affected