High severity · published Jan 20, 2021
CVE-2021-1263
Multiple vulnerabilities in Cisco SD-WAN products could allow an authenticated attacker to perform command injection attacks against an affected device, which could allow the…
7.8
CVSS
1.5%
EPSS
No
On KEV
Description
Multiple vulnerabilities in Cisco SD-WAN products could allow an authenticated attacker to perform command injection attacks against an affected device, which could allow the attacker to take certain actions with root privileges on the device. For more information about these vulnerabilities, see the Details section of this advisory.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CS
Catalyst Sd-wan Manager · Cisco
All versions, or not specified · source: NVD
SF
Sd-wan Firmware · Cisco
18.2.0; 18.3.0; 18.3.8; 18.4.6; 19.2.3; 19.2.99; +1 more · source: NVD
SV
Sd-wan Vbond Orchestrator · Cisco
All versions, or not specified · source: NVD
SV
Sd-wan Vsmart Controller Firmware · Cisco
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-1263
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-1263
Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-cmdinjm-9QMSmgcn
More from Catalyst Sd-wan Manager
10.0
CVE-2026-20182
Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability
10.0
CVE-2026-20127
Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability
9.8
CVE-2026-76504
Cisco Catalyst SD-WAN Manager System Account Authorization Bypass Vulnerability
7.8
CVE-2026-20245
Cisco Catalyst SD-WAN Controller Authenticated Privilege Escalation Vulnerability
7.8
CVE-2022-20775
Cisco SD-WAN Software Privilege Escalation Vulnerability
