Risk | High |
Patch available | YES |
Number of vulnerabilities | 2 |
CVE-ID | CVE-2021-21973 CVE-2021-21972 |
CWE-ID | CWE-918 CWE-20 |
Exploitation vector | Network |
Public exploit |
Vulnerability #1 is being exploited in the wild. Vulnerability #2 is being exploited in the wild. |
Vulnerable software Subscribe |
vCenter Server Server applications / Virtualization software Cloud Foundation Client/Desktop applications / Virtualization software |
Vendor | VMware, Inc |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU50899
Risk: Medium
CVSSv3.1:
CVE-ID: CVE-2021-21973
CWE-ID:
CWE-918 - Server-Side Request Forgery (SSRF)
Exploit availability: Yes
DescriptionThe disclosed vulnerability allows a remote attacker to perform SSRF attacks.
The vulnerability exists due to insufficient validation of user-supplied input in vSphere Client. A remote non-authenticated attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.
Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsvCenter Server: 6.5 - 7.0
Cloud Foundation: before 4.2
CPE2.3 External linkshttp://www.vmware.com/security/advisories/VMSA-2021-0002.html
http://kb.vmware.com/s/article/82374
Q & A
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?
EUVDB-ID: #VU50898
Risk: High
CVSSv3.1:
CVE-ID: CVE-2021-21972
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insufficient validation of user-supplied input in vSphere Client. A remote non-authenticated attacker can send a specially crafted HTTP request to port 443/tcp and execute arbitrary code on the system.
Install updates from vendor's website.
Vulnerable software versionsvCenter Server: 6.5 - 7.0
Cloud Foundation: before 4.2
CPE2.3 External linkshttp://www.vmware.com/security/advisories/VMSA-2021-0002.html
http://kb.vmware.com/s/article/82374
http://noahblog.360.cn/vcenter-6-5-7-0-rce-lou-dong-fen-xi/
Q & A
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?