Cisco Adaptive Security Appliance Software Remote Access VPN Unauthorized Access - Unauthorized Clientless SSL VPN Session Establishment (cisco-sa-asaftd-ravpn-auth-8LyfCkeC)

critical Nessus Plugin ID 181183

Version 1.7

Dec 21, 2023, 4:38 PM

  • Detection (Fixed version/regex matching)

Plugin Feed: 202312211638

Version 1.6

Oct 4, 2023, 8:09 PM

  • Logic Changes (modifying existing plugin to specifically target the unauthorized clientless SSL VPN session establishment attack and creating a new plugin to address the brute force attack)
  • Detection (added checks for affected models and their associated affected versions extracted from the updated CVRF)

Plugin Feed: 202310042009

Version 1.4

Sep 25, 2023, 2:20 PM

  • CVSS metrics ("CVSSv2 score" changed from 4.3 to 9.4. "CVSSv3 vector" changed from "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N" to "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N". "CVSSv3 score" changed from 7.4 to 9.1. "CVSSv2 vector" changed from "CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N" to "CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:N")
  • CVSSv2 severity (based on CVE-2023-20269, severity increased from "Medium" to "High")
  • CVSSv3 score source (set to "CVE-2023-20269")

Plugin Feed: 202309251420

Version 1.3

Sep 13, 2023, 6:07 PM

  • CISA reference

Plugin Feed: 202309131807

Version 1.2

Sep 12, 2023, 4:12 PM

  • CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:H/RL:OF/RC:C". "CVSSv3 temporal vector" set to "CVSS:3.0/E:H/RL:O/RC:C")
  • Exploit attributes ("Exploit available" set to "True". "Exploitability ease" changed from "No known exploits are available" to "Exploits are available")

Plugin Feed: 202309121612

Version 1.1

Sep 11, 2023, 4:16 PM

  • CVSS metrics ("CVSSv2 score" changed from 4.0 to 4.3. "CVSSv2 vector" changed from "CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N" to "CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N". "CVSSv3 vector" changed from "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N" to "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N". "CVSSv3 score" changed from 5.0 to 7.4)
  • CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:U/RL:OF/RC:C". "CVSSv3 temporal vector" set to "CVSS:3.0/E:U/RL:O/RC:C")
  • CVSSv3 score source (set to "CVE-2023-20269")
  • CVSSv3 severity (based on CVE-2023-20269, severity increased from "Medium" to "High")
  • Exploit attributes ("Exploit available" set to "False". "Exploitability ease" set to "No known exploits are available")

Plugin Feed: 202309111616

Version 1.0

Sep 8, 2023, 6:04 PM

  • New

Plugin Feed: 202309081804

* Changelogs are generally available for changes made after Nov 1, 2022