CVE-2017-3870 — MEDIUM (5.8)

Vulnerability Description

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.

CVSS Score

5.8

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Cisco	Web Security Appliance	8.5.3-069

Related Weaknesses (CWE)

CWE-119

References

http://www.securityfocus.com/bid/96907Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038043
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2Vendor Advisory
http://www.securityfocus.com/bid/96907Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038043
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2Vendor Advisory

FAQ

What is CVE-2017-3870?

CVE-2017-3870 is a vulnerability with a CVSS score of 5.8 (MEDIUM). 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. Af...

How severe is CVE-2017-3870?

CVE-2017-3870 has been rated MEDIUM with a CVSS base score of 5.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-3870?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Web Security Appliance.