CVE-2021-45036
Published: 28 November 2022
Summary
CVE-2021-45036 is a high-severity Authentication Bypass by Spoofing (CWE-290) vulnerability in Velneo Vclient. Its CVSS base score is 8.7 (High).
Operationally, ranked in the top 36.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-31833
- 🇪🇸 INCIBE: www.incibe.es
Vulnerability details
Velneo vClient on its 28.1.3 version, could allow an attacker with knowledge of the victims's username and hashed password to spoof the victim's id against the server.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Detects unauthorized successful logons resulting from improper authentication implementations.
Security awareness training instructs users on secure authentication practices and avoiding credential compromise.
Identity proofing requires collecting, validating, and verifying evidence to resolve claims to unique individuals, directly preventing insufficient proof of identity during account establishment.
Enforces unique device identification and authentication before any connection is established, directly mitigating improper authentication weaknesses.
Mandates unique identification and authentication of non-organizational users, directly mitigating improper authentication.
Requires unique identification and authentication of services before any communications, directly mitigating improper authentication.
Requires authentication mechanisms on the wireless link, making improper authentication weaknesses harder to exploit.
Documented procedures ensure personnel are trained on authentication mechanisms, tangibly lowering the risk of improper authentication being exploited.