Risk | Medium |
Patch available | NO |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-27392 |
CWE-ID | CWE-321 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Siveillance Video Open Network Bridge Other software / Other software solutions |
Vendor | Siemens |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU52218
Risk: Medium
CVSSv3.1: 9.1 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:U/RC:C]
CVE-ID: CVE-2021-27392
CWE-ID:
CWE-321 - Use of Hard-coded Cryptographic Key
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the affected Open Network Bridges store user credentials for the authentication between ONVIF clients and the ONVIF server using a hard-coded key. A remote authenticated attacker can retrieve and decrypt all credentials stored on the ONVIF server.
MitigationCybersecurity Help is currently unaware of any official solution to address this vulnerability.
Vulnerable software versionsSiveillance Video Open Network Bridge: 2018 R2 - 2020 R3
External linkshttp://ics-cert.us-cert.gov/advisories/icsa-21-103-15
http://cert-portal.siemens.com/productcert/pdf/ssa-853866.pdf
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.