CVE-2024-20426

State
Published
Severity
8.6 High
Published
Oct 23, 2024
Updated
Oct 24, 2024
Reserved
Nov 8, 2023

Read the record on cve.org

Description

A vulnerability in the Internet Key Exchange version 2 (IKEv2) protocol for VPN termination of Cisco Adaptive Security Appliance (ASA) Software and 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 insufficient input validation. An attacker could exploit this vulnerability by sending crafted IKEv2 traffic to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Scores

CVSSScoreVectorSource
3.18.6 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:Hcisco

Weaknesses

Affected Products

ProductVersions
Cisco Adaptive Security Appliance (ASA) SoftwareCisco
  • 9.18.1Affected
  • 9.18.1.3Affected
  • 9.18.2Affected
  • 9.18.2.5Affected
  • 9.18.2.7Affected
  • 9.18.2.8Affected
  • 9.18.3Affected
  • 9.18.3.39Affected
  • 9.18.3.46Affected
  • 9.18.3.53Affected
  • 9.18.3.55Affected
  • 9.18.3.56Affected
  • 9.18.4Affected
  • 9.18.4.5Affected
  • 9.18.4.8Affected
  • 9.18.4.22Affected
  • 9.18.4.24Affected
  • 9.18.4.29Affected
  • 9.19.1Affected
  • 9.19.1.5Affected
  • 9.19.1.9Affected
  • 9.19.1.12Affected
  • 9.19.1.18Affected
  • 9.19.1.22Affected
  • 9.19.1.24Affected
  • and 8 more versions
Cisco Firepower Threat Defense SoftwareCisco
  • 7.2.0Affected
  • 7.2.0.1Affected
  • 7.2.1Affected
  • 7.2.2Affected
  • 7.2.3Affected
  • 7.2.4Affected
  • 7.2.4.1Affected
  • 7.2.5Affected
  • 7.2.5.1Affected
  • 7.2.6Affected
  • 7.2.7Affected
  • 7.2.5.2Affected
  • 7.2.8Affected
  • 7.2.8.1Affected
  • 7.3.0Affected
  • 7.3.1Affected
  • 7.3.1.1Affected
  • 7.3.1.2Affected
  • 7.4.0Affected
  • 7.4.1Affected
  • 7.4.1.1Affected

References

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