Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-1513 |
CWE-ID | CWE-20 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Cisco SD-WAN vBond Orchestrator Other software / Other software solutions Cisco SD-WAN vManage Other software / Other software solutions Cisco SD-WAN vEdge Routers Hardware solutions / Routers & switches, VoIP, GSM, etc Cisco SD-WAN vEdge Cloud Router Hardware solutions / Routers & switches, VoIP, GSM, etc Cisco SD-WAN vSmart Controller Hardware solutions / Other hardware appliances |
Vendor |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU52932
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-1513
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in the vDaemon process. A remote attacker can send specially crafted packets to the system and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsCisco SD-WAN vBond Orchestrator: before 20.5.1
Cisco SD-WAN vEdge Routers: before 20.5.1
Cisco SD-WAN vEdge Cloud Router: before 20.5.1
Cisco SD-WAN vManage: before 20.5.1
Cisco SD-WAN vSmart Controller: before 20.5.1
External linkshttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-dos-Ckn5cVqW
http://bst.cloudapps.cisco.com/bugsearch/bug/CSCvu28378
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.