Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2021-23005 |
CWE-ID | CWE-319 |
Exploitation vector | Local network |
Public exploit | N/A |
Vulnerable software Subscribe |
BIG-IQ Centralized Management Server applications / Remote management servers, RDP, SSH |
Vendor | F5 Networks |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU51392
Risk: Low
CVSSv3.1: 3.7 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-23005
CWE-ID:
CWE-319 - Cleartext Transmission of Sensitive Information
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to software uses insecure communication channel to transmit sensitive information. When using a Quorum device for BIG-IQ high availability (HA) for automatic failover, BIG-IQ does not make use of Transport Layer Security (TLS) with the Corosync protocol. A remote attacker with ability to intercept network traffic can gain access to sensitive data.
MitigationInstall updates from vendor's website.
Vulnerable software versionsBIG-IQ Centralized Management: 6.0.0 - 7.0.0.2
External linkshttp://support.f5.com/csp/article/K01243064
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.