Medium severity · published May 6, 2021
CVE-2021-1511
Multiple vulnerabilities in Cisco SD-WAN vEdge Software could allow an attacker to execute arbitrary code as the root user or cause a denial of service (DoS) condition on an…
6.5
CVSS
1%
EPSS
No
On KEV
Description
Multiple vulnerabilities in Cisco SD-WAN vEdge Software could allow an attacker to execute arbitrary code as the root user or cause a denial of service (DoS) condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
V1
Vedge 100 Firmware · Cisco
20.4 before 20.4.1; 20.5 before 20.5.1; 19.2.99 · source: NVD
V1
Vedge 1000 Firmware · Cisco
20.4 before 20.4.1; 20.5 before 20.5.1; 19.2.99 · source: NVD
V1
Vedge 100b Firmware · Cisco
20.4 before 20.4.1; 20.5 before 20.5.1; 19.2.99; 20.4 before 20.4.1; 20.5 before 20.5.1; 19.2.99 · source: NVD
V1
Vedge 100m Firmware · Cisco
20.4 before 20.4.1; 20.5 before 20.5.1; 19.2.99 · source: NVD
V1
Vedge 100wm Firmware · Cisco
20.4 before 20.4.1; 20.5 before 20.5.1; 19.2.99 · source: NVD
V2
Vedge 2000 Firmware · Cisco
20.4 before 20.4.1; 20.5 before 20.5.1; 19.2.99 · source: NVD
V5
Vedge 5000 Firmware · Cisco
20.4 before 20.4.1; 20.5 before 20.5.1; 19.2.99 · source: NVD
VC
Vedge Cloud Firmware · Cisco
20.4 before 20.4.1; 20.5 before 20.5.1; 19.2.99 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-1511
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-1511
Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-buffover-MWGucjtO
More from Vedge 100 Firmware
9.8
CVE-2018-0349
A vulnerability in the Cisco SD-WAN Solution could allow an authenticated, remote attacker to overwrite arbitrary files on the underlying operating system of an affected device
8.8
CVE-2019-1650
Cisco SD-WAN Solution Arbitrary File Overwrite Vulnerability
8.8
CVE-2018-0432
A vulnerability in the error reporting feature of the Cisco SD-WAN Solution could allow an authenticated, remote attacker to gain elevated privileges on an affected device
8.8
CVE-2018-0350
A vulnerability in the VPN subsystem configuration in the Cisco SD-WAN Solution could allow an authenticated, remote attacker to inject arbitrary commands that are executed with…
8.8
CVE-2018-0345
A vulnerability in the configuration and management database of the Cisco SD-WAN Solution could allow an authenticated, remote attacker to execute arbitrary commands with the…