CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
41.8%
A vulnerability in the web proxy functionality of Cisco AsyncOS Software for Cisco Web Security Appliance (WSA) could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient input validation mechanisms for certain fields in HTTP/HTTPS requests sent through an affected device. A successful attacker could exploit this vulnerability by sending a malicious HTTP/HTTPS request through an affected device. An exploit could allow the attacker to force the device to stop processing traffic, resulting in a DoS condition.
Vendor | Product | Version | CPE |
---|---|---|---|
cisco | asyncos | * | cpe:2.3:o:cisco:asyncos:*:*:*:*:*:*:*:* |
cisco | web_security_appliance | 10.1.4-017 | cpe:2.3:a:cisco:web_security_appliance:10.1.4-017:*:*:*:*:*:*:* |
cisco | web_security_appliance | 10.5.2-072 | cpe:2.3:a:cisco:web_security_appliance:10.5.2-072:*:*:*:*:*:*:* |
cisco | web_security_appliance | 11.5.1-fcs-125 | cpe:2.3:a:cisco:web_security_appliance:11.5.1-fcs-125:*:*:*:*:*:*:* |
cisco | web_security_appliance | 11.7.0-256 | cpe:2.3:a:cisco:web_security_appliance:11.7.0-256:*:*:*:*:*:*:* |
[
{
"product": "Cisco Web Security Appliance (WSA)",
"vendor": "Cisco",
"versions": [
{
"lessThan": "10.5.5-005",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
41.8%