CVE-2017-3827

Severity Score

5.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A vulnerability in the Multipurpose Internet Mail Extensions (MIME) scanner of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) and Web Security Appliances (WSA) could allow an unauthenticated, remote attacker to bypass configured user filters on the device. Affected Products: This vulnerability affects all releases prior to the first fixed release of Cisco AsyncOS Software for Cisco ESA and Cisco WSA, both virtual and hardware appliances, that are configured with message or content filters to scan incoming email attachments on the ESA or services scanning content of web access on the WSA. More Information: SCvb91473, CSCvc76500. Known Affected Releases: 10.0.0-203 9.9.9-894 WSA10.0.0-233.

Una vulnerabilidad en el escáner Multipurpose Internet Mail Extensions (MIME) de Cisco AsyncOS Software para Cisco Email Security Appliances (ESA) y Web Security Appliances (WSA) podría permitir a un atacante remoto no autenticado eludir filtros configurados por en usuario en el dispositivo. Productos Afectados: Esta vulnerabilidad afecta a todos los lanzamientos anteriores al primer lanzamiento reparado de Cisco AsyncOS Software para Cisco ESA y Cisco WSA, tanto accesorios virtuales como de hardware, que están configurados con filtros de mensajes o contenido para escanear adjuntos de emails entrantes en ESA o servicios de escaneo de contenido de acceso web en WSA. Más Información: SCvb91473, CSCvc76500. Lanzamientos Afectados Conocidos: 10.0.0-203 9.9.9-894 WSA10.0.0-233.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2016-12-21 CVE Reserved
2017-02-22 CVE Published
2023-03-07 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (4)

URL	Tag	Source
http://www.securityfocus.com/bid/96239	Vdb Entry
http://www.securitytracker.com/id/1037831	Vdb Entry
http://www.securitytracker.com/id/1037832	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170215-asyncos	2021-08-06

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cisco Search vendor "Cisco"		Web Security Appliance Search vendor "Cisco" for product "Web Security Appliance"				10.0.0-082 Search vendor "Cisco" for product "Web Security Appliance" and version "10.0.0-082"		-		Affected
Cisco Search vendor "Cisco"		Web Security Appliance Search vendor "Cisco" for product "Web Security Appliance"				10.0.0-124 Search vendor "Cisco" for product "Web Security Appliance" and version "10.0.0-124"		-		Affected
Cisco Search vendor "Cisco"		Web Security Appliance Search vendor "Cisco" for product "Web Security Appliance"				10.0.0-125 Search vendor "Cisco" for product "Web Security Appliance" and version "10.0.0-125"		-		Affected
Cisco Search vendor "Cisco"		Web Security Appliance Search vendor "Cisco" for product "Web Security Appliance"				10.0.0-203 Search vendor "Cisco" for product "Web Security Appliance" and version "10.0.0-203"		-		Affected
Cisco Search vendor "Cisco"		Web Security Appliance Search vendor "Cisco" for product "Web Security Appliance"				10.0.0-232 Search vendor "Cisco" for product "Web Security Appliance" and version "10.0.0-232"		-		Affected
Cisco Search vendor "Cisco"		Email Security Appliance Firmware Search vendor "Cisco" for product "Email Security Appliance Firmware"				9.9.6-026 Search vendor "Cisco" for product "Email Security Appliance Firmware" and version "9.9.6-026"		-		Affected
Cisco Search vendor "Cisco"		Email Security Appliance Firmware Search vendor "Cisco" for product "Email Security Appliance Firmware"				9.9.9-894 Search vendor "Cisco" for product "Email Security Appliance Firmware" and version "9.9.9-894"		-		Affected
Cisco Search vendor "Cisco"		Email Security Appliance Firmware Search vendor "Cisco" for product "Email Security Appliance Firmware"				10.0.0-082 Search vendor "Cisco" for product "Email Security Appliance Firmware" and version "10.0.0-082"		-		Affected
Cisco Search vendor "Cisco"		Email Security Appliance Firmware Search vendor "Cisco" for product "Email Security Appliance Firmware"				10.0.0-124 Search vendor "Cisco" for product "Email Security Appliance Firmware" and version "10.0.0-124"		-		Affected
Cisco Search vendor "Cisco"		Email Security Appliance Firmware Search vendor "Cisco" for product "Email Security Appliance Firmware"				10.0.0-125 Search vendor "Cisco" for product "Email Security Appliance Firmware" and version "10.0.0-125"		-		Affected
Cisco Search vendor "Cisco"		Email Security Appliance Firmware Search vendor "Cisco" for product "Email Security Appliance Firmware"				10.0.0-203 Search vendor "Cisco" for product "Email Security Appliance Firmware" and version "10.0.0-203"		-		Affected
Cisco Search vendor "Cisco"		Email Security Appliance Firmware Search vendor "Cisco" for product "Email Security Appliance Firmware"				10.0.0-232 Search vendor "Cisco" for product "Email Security Appliance Firmware" and version "10.0.0-232"		-		Affected