Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2021-1431

Disclosure Date: March 24, 2021
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A vulnerability in the vDaemon process of Cisco IOS XE SD-WAN Software could allow an unauthenticated, remote attacker to cause a device to reload, resulting a denial of service (DoS) condition. This vulnerability is due to insufficient handling of malformed packets. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Add Assessment

No one has assessed this topic. Be the first to add your voice to the community.

CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High

General Information

Vendors

  • cisco

Products

  • ios xe 16.11.1,
  • ios xe 16.11.1a,
  • ios xe 16.11.1b,
  • ios xe 16.11.1c,
  • ios xe 16.11.1s,
  • ios xe 16.11.2,
  • ios xe 16.12.1,
  • ios xe 16.12.1a,
  • ios xe 16.12.1c,
  • ios xe 16.12.1s,
  • ios xe 16.12.1t,
  • ios xe 16.12.1w,
  • ios xe 16.12.1x,
  • ios xe 16.12.1y,
  • ios xe 16.12.1z,
  • ios xe 16.12.2,
  • ios xe 16.12.2a,
  • ios xe 16.12.2s,
  • ios xe 16.12.2t,
  • ios xe 16.12.3,
  • ios xe 16.12.3a,
  • ios xe 16.12.3s,
  • ios xe 16.12.4,
  • ios xe 16.12.4a,
  • ios xe 17.2.1,
  • ios xe 17.2.1a,
  • ios xe 17.2.1r,
  • ios xe 17.2.1v,
  • ios xe 17.2.2,
  • ios xe 17.2.3,
  • ios xe 3.15.1xbs,
  • ios xe 3.15.2xbs

Additional Info

Technical Analysis