8.6

CVE-2021-40118

A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to trigger a denial of service (DoS) condition. This vulnerability is due to improper input validation when parsing HTTPS requests. An attacker could exploit this vulnerability by sending a malicious HTTPS request to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Data is provided by the National Vulnerability Database (NVD)
CiscoAdaptive Security Appliance Version < 9.8.4.40
CiscoFirepower Threat Defense Version < 6.4.0.13
CiscoFirepower Threat Defense Version >= 6.5.0 < 6.6.5
CiscoFirepower Threat Defense Version >= 6.7.0 < 6.7.0.3
CiscoFirepower Threat Defense Version >= 7.0.0 < 7.0.1
CiscoAdaptive Security Appliance Software Version >= 9.9.0 < 9.12.4.29
CiscoAdaptive Security Appliance Software Version >= 9.13.0 < 9.14.3.9
CiscoAdaptive Security Appliance Software Version >= 9.15.0 < 9.15.1.17
CiscoAdaptive Security Appliance Software Version >= 9.16.0 < 9.16.2.3
CiscoAsa 5512-x Firmware Version009.012(004.024)
   CiscoAsa 5512-x Version-
CiscoAsa 5512-x Firmware Version009.015(001)
   CiscoAsa 5512-x Version-
CiscoAsa 5512-x Firmware Version009.015(001.015)
   CiscoAsa 5512-x Version-
CiscoAsa 5512-x Firmware Version009.015(001.016)
   CiscoAsa 5512-x Version-
CiscoAsa 5512-x Firmware Version009.016(001)
   CiscoAsa 5512-x Version-
CiscoAsa 5505 Firmware Version009.012(004.024)
   CiscoAsa 5505 Version-
CiscoAsa 5505 Firmware Version009.015(001)
   CiscoAsa 5505 Version-
CiscoAsa 5505 Firmware Version009.015(001.015)
   CiscoAsa 5505 Version-
CiscoAsa 5505 Firmware Version009.015(001.016)
   CiscoAsa 5505 Version-
CiscoAsa 5505 Firmware Version009.016(001)
   CiscoAsa 5505 Version-
CiscoAsa 5515-x Firmware Version009.012(004.024)
   CiscoAsa 5515-x Version-
CiscoAsa 5515-x Firmware Version009.015(001)
   CiscoAsa 5515-x Version-
CiscoAsa 5515-x Firmware Version009.015(001.015)
   CiscoAsa 5515-x Version-
CiscoAsa 5515-x Firmware Version009.015(001.016)
   CiscoAsa 5515-x Version-
CiscoAsa 5515-x Firmware Version009.016(001)
   CiscoAsa 5515-x Version-
CiscoAsa 5525-x Firmware Version009.012(004.024)
   CiscoAsa 5525-x Version-
CiscoAsa 5525-x Firmware Version009.015(001)
   CiscoAsa 5525-x Version-
CiscoAsa 5525-x Firmware Version009.015(001.015)
   CiscoAsa 5525-x Version-
CiscoAsa 5525-x Firmware Version009.015(001.016)
   CiscoAsa 5525-x Version-
CiscoAsa 5525-x Firmware Version009.016(001)
   CiscoAsa 5525-x Version-
CiscoAsa 5545-x Firmware Version009.012(004.024)
   CiscoAsa 5545-x Version-
CiscoAsa 5545-x Firmware Version009.015(001)
   CiscoAsa 5545-x Version-
CiscoAsa 5545-x Firmware Version009.015(001.015)
   CiscoAsa 5545-x Version-
CiscoAsa 5545-x Firmware Version009.015(001.016)
   CiscoAsa 5545-x Version-
CiscoAsa 5545-x Firmware Version009.016(001)
   CiscoAsa 5545-x Version-
CiscoAsa 5555-x Firmware Version009.012(004.024)
   CiscoAsa 5555-x Version-
CiscoAsa 5555-x Firmware Version009.015(001)
   CiscoAsa 5555-x Version-
CiscoAsa 5555-x Firmware Version009.015(001.015)
   CiscoAsa 5555-x Version-
CiscoAsa 5555-x Firmware Version009.015(001.016)
   CiscoAsa 5555-x Version-
CiscoAsa 5555-x Firmware Version009.016(001)
   CiscoAsa 5555-x Version-
CiscoAsa 5580 Firmware Version009.012(004.024)
   CiscoAsa 5580 Version-
CiscoAsa 5580 Firmware Version009.015(001)
   CiscoAsa 5580 Version-
CiscoAsa 5580 Firmware Version009.015(001.015)
   CiscoAsa 5580 Version-
CiscoAsa 5580 Firmware Version009.015(001.016)
   CiscoAsa 5580 Version-
CiscoAsa 5580 Firmware Version009.016(001)
   CiscoAsa 5580 Version-
CiscoAsa 5585-x Firmware Version009.012(004.024)
   CiscoAsa 5585-x Version-
CiscoAsa 5585-x Firmware Version009.015(001)
   CiscoAsa 5585-x Version-
CiscoAsa 5585-x Firmware Version009.015(001.015)
   CiscoAsa 5585-x Version-
CiscoAsa 5585-x Firmware Version009.015(001.016)
   CiscoAsa 5585-x Version-
CiscoAsa 5585-x Firmware Version009.016(001)
   CiscoAsa 5585-x Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.26% 0.468
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 7.1 8.6 6.9
AV:N/AC:M/Au:N/C:N/I:N/A:C
psirt@cisco.com 8.6 3.9 4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CWE-121 Stack-based Buffer Overflow

A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.