CVE-2017-4990

EMC Avamar File Upload / Authentication Bypass

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In EMC Avamar Server Software 7.4.1-58, 7.4.0-242, 7.3.1-125, 7.3.0-233, 7.3.0-226, an unauthorized attacker may leverage the file upload feature of the system maintenance page to load a maliciously crafted file to any directory which could allow the attacker to execute arbitrary code on the Avamar Server system.

En EMC Avamar Server Software 7.4.1-58, 7.4.0-242, 7.3.1-125, 7.3.0-233 y 7.3.0-226, un atacante no autorizado podría aprovechar la característica de subida de archivos de la página de mantenimiento del servidor para cargar un archivo maliciosamente manipulado en cualquier directorio, lo que podría permitir que el atacante ejecute código arbitrario en el sistema de Avamar Server.

EMC Avamar suffers from authentication bypass and remote file upload vulnerabilities.

*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

2016-12-29 CVE Reserved
2017-06-21 CVE Published
2024-08-05 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-434: Unrestricted Upload of File with Dangerous Type

CAPEC

References (3)

URL	Tag	Source
http://www.securityfocus.com/archive/1/540754/30/0/threaded	Third Party Advisory
http://www.securityfocus.com/bid/99243	Third Party Advisory
http://www.securitytracker.com/id/1038718	Vdb Entry

URL	Date	SRC

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
Emc Search vendor "Emc"		Avamar Server Search vendor "Emc" for product "Avamar Server"				7.3.0-226 Search vendor "Emc" for product "Avamar Server" and version "7.3.0-226"		-		Affected
Emc Search vendor "Emc"		Avamar Server Search vendor "Emc" for product "Avamar Server"				7.3.0-233 Search vendor "Emc" for product "Avamar Server" and version "7.3.0-233"		-		Affected
Emc Search vendor "Emc"		Avamar Server Search vendor "Emc" for product "Avamar Server"				7.3.1-125 Search vendor "Emc" for product "Avamar Server" and version "7.3.1-125"		-		Affected
Emc Search vendor "Emc"		Avamar Server Search vendor "Emc" for product "Avamar Server"				7.4.0-242 Search vendor "Emc" for product "Avamar Server" and version "7.4.0-242"		-		Affected
Emc Search vendor "Emc"		Avamar Server Search vendor "Emc" for product "Avamar Server"				7.4.1-58 Search vendor "Emc" for product "Avamar Server" and version "7.4.1-58"		-		Affected