CVE-2016-1380 : Cisco AsyncOS 8.0 before 8.0.6-119 on Web Security Appliance (WSA) devices allow

Cisco AsyncOS 8.0 before 8.0.6-119 on Web Security Appliance (WSA) devices allows remote attackers to cause a denial of service (proxy-process hang) via a crafted HTTP POST request, aka Bug ID CSCuo12171.

Published 2016-05-25 01:59:04

Updated 2025-04-12 10:46:41

Source Cisco Systems, Inc.

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2016-1380

Cisco » Web Security Appliance » Version: 8.0.6
cpe:2.3:a:cisco:web_security_appliance:8.0.6:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.0.0-000
cpe:2.3:a:cisco:web_security_appliance:8.0.0-000:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
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
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.0.7-142
cpe:2.3:a:cisco:web_security_appliance:8.0.7-142:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.0.5
cpe:2.3:a:cisco:web_security_appliance:8.0.5:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.5.2-024
cpe:2.3:a:cisco:web_security_appliance:8.5.2-024:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.5.0-497
cpe:2.3:a:cisco:web_security_appliance:8.5.0-497:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.0.6-078
cpe:2.3:a:cisco:web_security_appliance:8.0.6-078:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.5.1-021
cpe:2.3:a:cisco:web_security_appliance:8.5.1-021:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.0.6-119
cpe:2.3:a:cisco:web_security_appliance:8.0.6-119:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.5.3-055
cpe:2.3:a:cisco:web_security_appliance:8.5.3-055:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.5.0-000
cpe:2.3:a:cisco:web_security_appliance:8.5.0-000:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.5.2-027
cpe:2.3:a:cisco:web_security_appliance:8.5.2-027:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A
Cisco » Web Security Appliance » Version: 8.0.7
cpe:2.3:a:cisco:web_security_appliance:8.0.7:*:*:*:*:*:*:*
Matching versions
When used together with: Cisco » Web Security Appliance » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2016-1380

EPSS FAQ

0.19%

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

~ 38 %

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

CVSS scores for CVE-2016-1380

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.8	HIGH	AV:N/AC:L/Au:N/C:N/I:N/A:C	10.0	6.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Complete
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

CWE ids for CVE-2016-1380

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2016-1380

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160518-wsa1

Cisco Web Security Appliance HTTP POST Denial of Service Vulnerability
Vendor Advisory
http://www.securitytracker.com/id/1035908

Cisco Web Security Appliance HTTP Request Processing Flaw Lets Remote Users Deny Service - SecurityTracker

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Vulnerability Details : CVE-2016-1380

Products affected by CVE-2016-1380

Exploit prediction scoring system (EPSS) score for CVE-2016-1380

CVSS scores for CVE-2016-1380

CWE ids for CVE-2016-1380

References for CVE-2016-1380