CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
43.9%
A vulnerability in the TCP proxy functionality for Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to restart unexpectedly, resulting in a denial of service (DoS) condition. The vulnerability is due to an error in TCP-based packet inspection, which could cause the TCP packet to have an invalid Layer 2 (L2)-formatted header. An attacker could exploit this vulnerability by sending a crafted TCP packet sequence to the targeted device. A successful exploit could allow the attacker to cause a DoS condition.
Vendor | Product | Version | CPE |
---|---|---|---|
cisco | adaptive_security_appliance_software | * | cpe:2.3:a:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* |
cisco | adaptive_security_appliance_software | * | cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* |
cisco | asa_5505 | - | cpe:2.3:h:cisco:asa_5505:-:*:*:*:*:*:*:* |
cisco | asa_5510 | - | cpe:2.3:h:cisco:asa_5510:-:*:*:*:*:*:*:* |
cisco | asa_5512-x | - | cpe:2.3:h:cisco:asa_5512-x:-:*:*:*:*:*:*:* |
cisco | asa_5515-x | - | cpe:2.3:h:cisco:asa_5515-x:-:*:*:*:*:*:*:* |
cisco | asa_5520 | - | cpe:2.3:h:cisco:asa_5520:-:*:*:*:*:*:*:* |
cisco | asa_5525-x | - | cpe:2.3:h:cisco:asa_5525-x:-:*:*:*:*:*:*:* |
cisco | asa_5540 | - | cpe:2.3:h:cisco:asa_5540:-:*:*:*:*:*:*:* |
cisco | asa_5545-x | - | cpe:2.3:h:cisco:asa_5545-x:-:*:*:*:*:*:*:* |
[
{
"product": "Cisco Adaptive Security Appliance (ASA) Software",
"vendor": "Cisco",
"versions": [
{
"lessThan": "9.4.4.34",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
},
{
"lessThan": "9.8.4",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
},
{
"lessThan": "9.9.2.50",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
43.9%