CVEvulnerability

CVE-2021-1274

8.6 HIGH Published 2021-01-20 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-01-20
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.6 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS 3.1 ([email protected])
8.6 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS 2.0 ([email protected])
7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
Weaknesses
CWE-119, CWE-476

Description

Multiple vulnerabilities in Cisco SD-WAN products could allow an unauthenticated, remote attacker to execute denial of service (DoS) attacks against an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Affected configurations

• cisco ios xe sd-wan • cisco sd-wan firmware 18.3.5 • cisco sd-wan firmware 18.3.8 • cisco sd-wan firmware 18.4.1 • cisco sd-wan firmware 18.4.4 • cisco sd-wan firmware 18.4.5 • cisco sd-wan firmware 19.2.0 • cisco sd-wan firmware 19.2.1 • cisco sd-wan firmware 19.2.2 • cisco sd-wan firmware 19.2.99 • cisco sd-wan firmware 20.1.0 • cisco sd-wan vsmart controller firmware • cisco catalyst sd-wan manager • cisco sd-wan vbond orchestrator

Related

Weakness · CWE (2)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
  • CWE-476 NULL Pointer Dereference weakness

References