CVE-2021-22952
Published: 23 September 2021
Summary
CVE-2021-22952 is a high-severity Code Injection (CWE-94) vulnerability in Ui Unifi Talk. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 33.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-10079
Vulnerability details
A vulnerability found in UniFi Talk application V1.12.3 and earlier permits a malicious actor who has already gained access to a network to subsequently control Talk device(s) assigned to said network if they are not yet adopted. This vulnerability is…
more
fixed in UniFi Talk application V1.12.5 and later.
- 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.
Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.
Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.
Validates inputs used in dynamic code generation to block injected directives.
Directly prevents execution of attacker-supplied code written into data memory regions.