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7.5highHigh

CVE-2020-3305

Cisco Adaptive Security Appliance

A vulnerability in the implementation of the Border Gateway Protocol (BGP) module in 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. The vulnerability is due to incorrect processing of certain BGP packets. An attacker could exploit this vulnerability by sending a crafted BGP packet. A successful exploit could allow the attacker to cause a DoS condition on the affected device.

Exploitation status

  • A vendor advisory or patch reference has been published.

What the metrics mean

  • It is reachable over a network, without needing local access.
  • For an attacker who can reach it, no special conditions are needed to exploit it.
  • To exploit it, no account is needed.
  • Beyond that, no action by a user is required.

Scoring

CVSS
7.5 (v3.1)
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-400
Assigned by
psirt@cisco.com

Dates

Published
2020-05-06
Last modified
2026-08-11
Sources
NVD

Affected products

  • Cisco Adaptive Security Appliance- 9.6.4.36
  • Cisco Adaptive Security Appliance Software9.7 - 9.8.4.10, 9.9 - 9.10.1.30, 9.12 - 9.12.2.9
  • Cisco Asa 5505all versions
  • Cisco Asa 5510all versions
  • Cisco Asa 5512-Xall versions
  • Cisco Asa 5515-Xall versions
  • Cisco Asa 5520all versions
  • Cisco Asa 5525-Xall versions
  • Cisco Asa 5550all versions
  • Cisco Asa 5555-Xall versions
  • Cisco Asa 5580all versions
  • Cisco Asa 5585-Xall versions

As listed in the NVD configuration data. Not a statement about your estate.

References