CVE-2019-20915

Severity Score

8.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in GNU LibreDWG through 0.9.3. Crafted input will lead to a heap-based buffer over-read in bit_write_TF in bits.c.

Se detectó un problema en GNU LibreDWG versiones hasta 0.9.3. Una entrada diseñada conllevará a una lectura excesiva del búfer en la región heap de la memoria en la función bit_write_TF en el archivo bits.c

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-07-16 CVE Reserved
2020-07-16 CVE Published
2023-11-19 EPSS Updated
2024-08-05 CVE Updated
2024-08-05 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-125: Out-of-bounds Read

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://github.com/LibreDWG/libredwg/issues/178	2024-08-05

URL	Date	SRC
https://github.com/LibreDWG/libredwg/commit/95cc9300430d35feb05b06a9badf678419463dbe	2020-07-22

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Gnu Search vendor "Gnu"		Libredwg Search vendor "Gnu" for product "Libredwg"				<= 0.9.3 Search vendor "Gnu" for product "Libredwg" and version " <= 0.9.3"		-		Affected