CVE-2018-20001

Severity Score

6.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In Libav 12.3, there is a floating point exception in the range_decode_culshift function (called from range_decode_bits) in libavcodec/apedec.c that will lead to remote denial of service via crafted input.

En Libav 12.3, hay una excepción de punto flotante en la función range_decode_culshift (llamada desde range_decode_bits) en libavcodec/apedec.c que conducirá a una denegación de servicio (DoS) remota mediante entradas manipuladas.

*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

2018-12-09 CVE Reserved
2018-12-10 CVE Published
2024-09-17 CVE Updated
2024-09-17 First Exploit
2024-10-19 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-20: Improper Input Validation

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://bugzilla.libav.org/show_bug.cgi?id=1141	2024-09-17

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