CVE-2023-20244

Summary

A vulnerability in the internal packet processing of Cisco Firepower Threat Defense (FTD) Software for Cisco Firepower 2100 Series Firewalls could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper handling of certain packets when they are sent to the inspection engine. An attacker could exploit this vulnerability by sending a series of crafted packets to an affected device. A successful exploit could allow the attacker to deplete all 9,472 byte blocks on the device, resulting in traffic loss across the device or an unexpected reload of the device. If the device does not reload on its own, a manual reload of the device would be required to recover from this state.

Affected Software

VendorProductVersion RangeStatus
CiscoCisco Firepower Threat Defense Software6.2.3affected
CiscoCisco Firepower Threat Defense Software6.2.3.1affected
CiscoCisco Firepower Threat Defense Software6.2.3.2affected
CiscoCisco Firepower Threat Defense Software6.2.3.3affected
CiscoCisco Firepower Threat Defense Software6.2.3.4affected
CiscoCisco Firepower Threat Defense Software6.2.3.5affected
CiscoCisco Firepower Threat Defense Software6.2.3.6affected
CiscoCisco Firepower Threat Defense Software6.2.3.7affected
CiscoCisco Firepower Threat Defense Software6.2.3.8affected
CiscoCisco Firepower Threat Defense Software6.2.3.10affected
CiscoCisco Firepower Threat Defense Software6.2.3.11affected
CiscoCisco Firepower Threat Defense Software6.2.3.9affected
CiscoCisco Firepower Threat Defense Software6.2.3.12affected
CiscoCisco Firepower Threat Defense Software6.2.3.13affected
CiscoCisco Firepower Threat Defense Software6.2.3.14affected
CiscoCisco Firepower Threat Defense Software6.2.3.15affected
CiscoCisco Firepower Threat Defense Software6.2.3.16affected
CiscoCisco Firepower Threat Defense Software6.2.3.17affected
CiscoCisco Firepower Threat Defense Software6.2.3.18affected
CiscoCisco Firepower Threat Defense Software6.6.0affected
CiscoCisco Firepower Threat Defense Software6.6.0.1affected
CiscoCisco Firepower Threat Defense Software6.6.1affected
CiscoCisco Firepower Threat Defense Software6.6.3affected
CiscoCisco Firepower Threat Defense Software6.6.4affected
CiscoCisco Firepower Threat Defense Software6.6.5affected
CiscoCisco Firepower Threat Defense Software6.6.5.1affected
CiscoCisco Firepower Threat Defense Software6.6.5.2affected
CiscoCisco Firepower Threat Defense Software6.6.7affected
CiscoCisco Firepower Threat Defense Software6.6.7.1affected
CiscoCisco Firepower Threat Defense Software6.4.0affected
CiscoCisco Firepower Threat Defense Software6.4.0.1affected
CiscoCisco Firepower Threat Defense Software6.4.0.3affected
CiscoCisco Firepower Threat Defense Software6.4.0.2affected
CiscoCisco Firepower Threat Defense Software6.4.0.4affected
CiscoCisco Firepower Threat Defense Software6.4.0.5affected
CiscoCisco Firepower Threat Defense Software6.4.0.6affected
CiscoCisco Firepower Threat Defense Software6.4.0.7affected
CiscoCisco Firepower Threat Defense Software6.4.0.8affected
CiscoCisco Firepower Threat Defense Software6.4.0.9affected
CiscoCisco Firepower Threat Defense Software6.4.0.10affected
CiscoCisco Firepower Threat Defense Software6.4.0.11affected
CiscoCisco Firepower Threat Defense Software6.4.0.12affected
CiscoCisco Firepower Threat Defense Software6.4.0.13affected
CiscoCisco Firepower Threat Defense Software6.4.0.14affected
CiscoCisco Firepower Threat Defense Software6.4.0.15affected
CiscoCisco Firepower Threat Defense Software6.4.0.16affected
CiscoCisco Firepower Threat Defense Software6.7.0affected
CiscoCisco Firepower Threat Defense Software6.7.0.1affected
CiscoCisco Firepower Threat Defense Software6.7.0.2affected
CiscoCisco Firepower Threat Defense Software6.7.0.3affected
CiscoCisco Firepower Threat Defense Software7.0.0affected
CiscoCisco Firepower Threat Defense Software7.0.0.1affected
CiscoCisco Firepower Threat Defense Software7.0.1affected
CiscoCisco Firepower Threat Defense Software7.0.1.1affected
CiscoCisco Firepower Threat Defense Software7.0.2affected
CiscoCisco Firepower Threat Defense Software7.0.2.1affected
CiscoCisco Firepower Threat Defense Software7.0.3affected
CiscoCisco Firepower Threat Defense Software7.0.4affected
CiscoCisco Firepower Threat Defense Software7.0.5affected
CiscoCisco Firepower Threat Defense Software7.1.0affected
CiscoCisco Firepower Threat Defense Software7.1.0.1affected
CiscoCisco Firepower Threat Defense Software7.1.0.3affected
CiscoCisco Firepower Threat Defense Software7.2.0affected
CiscoCisco Firepower Threat Defense Software7.2.0.1affected
CiscoCisco Firepower Threat Defense Software7.2.1affected
CiscoCisco Firepower Threat Defense Software7.2.2affected
CiscoCisco Firepower Threat Defense Software7.2.3affected
CiscoCisco Firepower Threat Defense Software7.3.0affected
CiscoCisco Firepower Threat Defense Software7.3.1affected
CiscoCisco Firepower Threat Defense Software7.3.1.1affected

Weaknesses

  • CWE-771: Missing Reference to Active Allocated Resource

ADP Enrichment

CVE Program Container

Additional References

References