CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
AI Score
Confidence
High
EPSS
Percentile
51.4%
A vulnerability in the implementation of Security Assertion Markup Language (SAML) 2.0 Single Sign-On (SSO) for Clientless SSL VPN (WebVPN) and AnyConnect Remote Access VPN in Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to successfully establish a VPN session to an affected device. The vulnerability is due to improper credential management when using NT LAN Manager (NTLM) or basic authentication. An attacker could exploit this vulnerability by opening a VPN session to an affected device after another VPN user has successfully authenticated to the affected device via SAML SSO. A successful exploit could allow the attacker to connect to secured networks behind the affected device.
Vendor | Product | Version | CPE |
---|---|---|---|
cisco | firepower_threat_defense | * | cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* |
cisco | adaptive_security_appliance_software | * | cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* |
cisco | adaptive_security_virtual_appliance | - | cpe:2.3:a:cisco:adaptive_security_virtual_appliance:-:*:*:*:*:*:*:* |
cisco | asa-5506-x | - | cpe:2.3:h:cisco:asa-5506-x:-:*:*:*:*:*:*:* |
cisco | asa-5506h-x | - | cpe:2.3:h:cisco:asa-5506h-x:-:*:*:*:*:*:*:* |
cisco | asa-5506w-x | - | cpe:2.3:h:cisco:asa-5506w-x:-:*:*:*:*:*:*:* |
cisco | asa-5508-x | - | cpe:2.3:h:cisco:asa-5508-x:-:*:*:*:*:*:*:* |
cisco | asa-5516-x | - | cpe:2.3:h:cisco:asa-5516-x:-:*:*:*:*:*:*:* |
cisco | asa-5525-x | - | cpe:2.3:h:cisco:asa-5525-x:-:*:*:*:*:*:*:* |
cisco | asa-5545-x | - | cpe:2.3:h:cisco:asa-5545-x:-:*:*:*:*:*:*:* |
[
{
"product": "Cisco Adaptive Security Appliance (ASA) Software",
"vendor": "Cisco",
"versions": [
{
"lessThan": "9.8.4",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
},
{
"lessThan": "9.9.2.50",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
},
{
"lessThan": "9.10.1.17",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "Cisco Firepower Threat Defense (FTD) Software",
"vendor": "Cisco",
"versions": [
{
"lessThan": "6.2.3.12",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
},
{
"lessThan": "6.3.0.3",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
AI Score
Confidence
High
EPSS
Percentile
51.4%