CVE-2017-3870

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 URL filtering feature of Cisco AsyncOS Software for Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to bypass a configured URL filter rule. Affected Products: This vulnerability affects all releases prior to the first fixed release of Cisco AsyncOS Software for Cisco Web Security Appliance (WSA), both virtual and hardware appliances, that are configured with URL filters for email scanning. More Information: CSCvc69700. Known Affected Releases: 8.5.3-069 9.1.1-074 9.1.2-010.

Una vulnerabilidad en la característica de filtrado de URL de Cisco AsyncOS Software para Cisco Web Security Appliance (WSA) podría permitir a un atacante remoto no autenticado omitir una regla de filtro de URL configurada. Productos afectados: esta vulnerabilidad afecta a todas las versiones anteriores a la primera versión fija de Cisco AsyncOS Software para Cisco Web Security Appliance (WSA), tanto dispositivos virtuales como de hardware, que están configurados con filtros de URL para el análisis de correo electrónico. Más información: CSCvc69700. Lanzamientos afectados conocidos: 8.5.3-069 9.1.1-074 9.1.2-010.

*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
2017-03-17 CVE Published
2023-03-07 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

CAPEC

References (3)

URL	Tag	Source
http://www.securityfocus.com/bid/96907	Third Party Advisory
http://www.securitytracker.com/id/1038043	Vdb Entry

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170315-wsa	2017-07-12

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"				8.5.3-069 Search vendor "Cisco" for product "Web Security Appliance" and version "8.5.3-069"		-		Affected
Cisco Search vendor "Cisco"		Web Security Appliance Search vendor "Cisco" for product "Web Security Appliance"				9.1.1-074 Search vendor "Cisco" for product "Web Security Appliance" and version "9.1.1-074"		-		Affected
Cisco Search vendor "Cisco"		Web Security Appliance Search vendor "Cisco" for product "Web Security Appliance"				9.1.2-010 Search vendor "Cisco" for product "Web Security Appliance" and version "9.1.2-010"		-		Affected