CVE-2018-18827

Severity Score

6.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

There exists a heap-based buffer over-read in ff_vc1_pred_dc in vc1_block.c in Libav 12.3, which allows attackers to cause a denial-of-service via a crafted aac file.

Existe una sobrelectura de búfer basada en memoria dinámica (heap) en ff_vc1_pred_dc en vc1_block.c en Libav 12.3 que puede permitir que los atacantes provoquen una denegación de servicio (DoS) mediante un archivo aac manipulado.

*Credits: N/A

Attack Vector

Network

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

2018-10-29 CVE Reserved
2018-10-30 CVE Published
2024-08-05 CVE Updated
2024-08-05 First Exploit
2024-09-08 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-125: Out-of-bounds Read

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://bugzilla.libav.org/show_bug.cgi?id=1135	2024-08-05

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
Libav Search vendor "Libav"		Libav Search vendor "Libav" for product "Libav"				12.3 Search vendor "Libav" for product "Libav" and version "12.3"		-		Affected