CVE-2016-6407 : Cisco AsyncOS through 9.5.0-444 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of ser

Cisco AsyncOS through 9.5.0-444 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (link saturation) by making many HTTP requests for overlapping byte ranges simultaneously, aka Bug ID CSCuz27219.

Published 2016-09-17 02:59:03

Updated 2017-07-30 01:29:12

Source Cisco Systems, Inc.

View at NVD, CVE.org

Vulnerability category: Denial of service

Exploit prediction scoring system (EPSS) score for CVE-2016-6407

EPSS FAQ

0.56%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 75 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-6407

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

References for CVE-2016-6407

http://www.securitytracker.com/id/1036829

Cisco Web Security Appliance HTTP Request Forwarding Lets Remote Users Consume Excessive Network Resources - SecurityTracker
http://www.securityfocus.com/bid/92955

Cisco Web Security Appliance CVE-2016-6407 Denial of Service Vulnerability
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160914-wsa

Cisco Web Security Appliance HTTP Load Denial of Service Vulnerability
Vendor Advisory

Products affected by CVE-2016-6407

Cisco » Web Security Appliance » Version: 9.0.0-193
cpe:2.3:a:cisco:web_security_appliance:9.0.0-193:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.0.6
cpe:2.3:a:cisco:web_security_appliance:8.0.6:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.5.0.000
cpe:2.3:a:cisco:web_security_appliance:8.5.0.000:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.0.0-000
cpe:2.3:a:cisco:web_security_appliance:8.0.0-000:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.0.8-mr-113
cpe:2.3:a:cisco:web_security_appliance:8.0.8-mr-113:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.0.7-142
cpe:2.3:a:cisco:web_security_appliance:8.0.7-142:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.0.5
cpe:2.3:a:cisco:web_security_appliance:8.0.5:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.5.2-024
cpe:2.3:a:cisco:web_security_appliance:8.5.2-024:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.5.0-497
cpe:2.3:a:cisco:web_security_appliance:8.5.0-497:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.0.6-078
cpe:2.3:a:cisco:web_security_appliance:8.0.6-078:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.5.1-021
cpe:2.3:a:cisco:web_security_appliance:8.5.1-021:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.0.6-119
cpe:2.3:a:cisco:web_security_appliance:8.0.6-119:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 6.0.0-000
cpe:2.3:a:cisco:web_security_appliance:6.0.0-000:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.5.0-825
cpe:2.3:a:cisco:web_security_appliance:7.5.0-825:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.5.0-000
cpe:2.3:a:cisco:web_security_appliance:7.5.0-000:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.7.0-000
cpe:2.3:a:cisco:web_security_appliance:7.7.0-000:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.5.2-000
cpe:2.3:a:cisco:web_security_appliance:7.5.2-000:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.7.1-000
cpe:2.3:a:cisco:web_security_appliance:7.7.1-000:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.5.1-000
cpe:2.3:a:cisco:web_security_appliance:7.5.1-000:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 5.6.0-623
cpe:2.3:a:cisco:web_security_appliance:5.6.0-623:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 9.1.0-000
cpe:2.3:a:cisco:web_security_appliance:9.1.0-000:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 9.5.0-235
cpe:2.3:a:cisco:web_security_appliance:9.5.0-235:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.5.3-055
cpe:2.3:a:cisco:web_security_appliance:8.5.3-055:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 9.5.0-284
cpe:2.3:a:cisco:web_security_appliance:9.5.0-284:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 9.1.0-070
cpe:2.3:a:cisco:web_security_appliance:9.1.0-070:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.8.0-085
cpe:2.3:a:cisco:web_security_appliance:8.8.0-085:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.8.0-000
cpe:2.3:a:cisco:web_security_appliance:8.8.0-000:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.7.5-835
cpe:2.3:a:cisco:web_security_appliance:7.7.5-835:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.7.0-608
cpe:2.3:a:cisco:web_security_appliance:7.7.0-608:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.5.2-027
cpe:2.3:a:cisco:web_security_appliance:8.5.2-027:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 8.0.7
cpe:2.3:a:cisco:web_security_appliance:8.0.7:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 9.0 Base
cpe:2.3:a:cisco:web_security_appliance:9.0_base:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 9.1 Base
cpe:2.3:a:cisco:web_security_appliance:9.1_base:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.1.4
cpe:2.3:a:cisco:web_security_appliance:7.1.4:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.1.3
cpe:2.3:a:cisco:web_security_appliance:7.1.3:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.1.2
cpe:2.3:a:cisco:web_security_appliance:7.1.2:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.1.1
cpe:2.3:a:cisco:web_security_appliance:7.1.1:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.5.2-hp2-303
cpe:2.3:a:cisco:web_security_appliance:7.5.2-hp2-303:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 7.1.0
cpe:2.3:a:cisco:web_security_appliance:7.1.0:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 9.5.0-444
cpe:2.3:a:cisco:web_security_appliance:9.5.0-444:*:*:*:*:*:*:*
Matching versions
Cisco » Web Security Appliance » Version: 9.5 Base
cpe:2.3:a:cisco:web_security_appliance:9.5_base:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2016-6407

Exploit prediction scoring system (EPSS) score for CVE-2016-6407

CVSS scores for CVE-2016-6407

CWE ids for CVE-2016-6407

References for CVE-2016-6407

Products affected by CVE-2016-6407