CVE-2021-3185

Gentoo Linux Security Advisory 202208-31

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A flaw was found in the gstreamer h264 component of gst-plugins-bad before v1.18.1 where when parsing a h264 header, an attacker could cause the stack to be smashed, memory corruption and possibly code execution.

Se encontró un fallo en el componente gstreamer h264 de gst-plugins-bad versiones anteriores a v1.18.1, donde al analizar un encabezado h264, un atacante podría causar que la pila manipulada, una corrupción de la memoria y posiblemente se ejecuta el código

Multiple vulnerabilities have been found in GStreamer and its plugins, the worst of which could result in arbitrary code execution. Versions less than 1.16.3 are affected.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-20 CVE Reserved
2021-01-25 CVE Published
2024-08-03 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-787: Out-of-bounds Write

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=1917192	2023-11-07

URL	Date	SRC
https://security.gentoo.org/glsa/202208-31	2023-11-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Freedesktop Search vendor "Freedesktop"		Gst-plugins-bad Search vendor "Freedesktop" for product "Gst-plugins-bad"				< 1.18.1 Search vendor "Freedesktop" for product "Gst-plugins-bad" and version " < 1.18.1"		-		Affected