CVE-2022-20946

Published on: Not Yet Published

Last Modified on: 11/22/2022 02:48:00 PM UTC

CVE-2022-20946 - advisory for cisco-sa-ftd-gre-dos-hmedHQPM

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Certain versions of Firepower Threat Defense from Cisco contain the following vulnerability:

A vulnerability in the generic routing encapsulation (GRE) tunnel decapsulation feature of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to a memory handling error that occurs when GRE traffic is processed. An attacker could exploit this vulnerability by sending a crafted GRE payload through an affected device. A successful exploit could allow the attacker to cause the device to restart, resulting in a DoS condition. https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-gre-dos-hmedHQPM ["https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-gre-dos-hmedHQPM"] This advisory is part of the November 2022 release of the Cisco ASA, FTD, and FMC Security Advisory Bundled publication.

  • CVE-2022-20946 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.
  • The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.

CVSS3 Score: 7.5 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED NONE NONE HIGH

CVE References

Description Tags Link
No Description Provided tools.cisco.com
text/html
URL Logo MISC tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-gre-dos-hmedHQPM

Related QID Numbers

  • 317268 Cisco Firepower Threat Defense (FTD) Software Generic Routing Encapsulation Denial of Service (DoS) Vulnerability (cisco-sa-ftd-gre-dos-hmedHQPM)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationCiscoFirepower Threat Defense7.1.0.0AllAllAll
ApplicationCiscoFirepower Threat Defense7.1.0.1AllAllAll
ApplicationCiscoFirepower Threat Defense7.1.0.2AllAllAll
ApplicationCiscoFirepower Threat DefenseAllAllAllAll
ApplicationCiscoFirepower Threat DefenseAllAllAllAll
ApplicationCiscoFirepower Threat DefenseAllAllAllAll
ApplicationCiscoFirepower Threat DefenseAllAllAllAll
ApplicationCiscoFirepower Threat DefenseAllAllAllAll
ApplicationCiscoFirepower Threat DefenseAllAllAllAll
  • cpe:2.3:a:cisco:firepower_threat_defense:7.1.0.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:firepower_threat_defense:7.1.0.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:firepower_threat_defense:7.1.0.2:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Reddit Logo Icon /r/netcve CVE-2022-20946 2022-11-15 21:38:56
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