CVE-2018-0384

5.8MEDIUM

Key Information:

Vendor
Cisco
Status
Cisco Firesight Unknown
Vendor
CVE Published:
16 July 2018

Summary

A vulnerability in the detection engine of Cisco FireSIGHT System Software could allow an unauthenticated, remote attacker to bypass a URL-based access control policy that is configured to block traffic for an affected system. The vulnerability exists because the affected software incorrectly handles TCP packets that are received out of order when a TCP SYN retransmission is issued. An attacker could exploit this vulnerability by sending a maliciously crafted connection through an affected device. A successful exploit could allow the attacker to bypass a URL-based access control policy that is configured to block traffic for the affected system. Cisco Bug IDs: CSCvh84511.

Affected Version(s)

Cisco FireSIGHT unknown Cisco FireSIGHT unknown

References

http://www.securityfocus.com/bid/104725
vdb-entryx_refsource_BID
https://tools.cisco.com/security/center/content/CiscoSecu...
x_refsource_CONFIRM
http://www.securitytracker.com/id/1041284
vdb-entryx_refsource_SECTRACK

CVSS V3.1

Score:
5.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.