Cyber Resilience

CVE-2020-21994

CriticalPublic PoC

Published: 28 April 2021

Published
28 April 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0465 89.5th percentile
Risk Priority 22 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-21994 is a critical-severity Insufficiently Protected Credentials (CWE-522) vulnerability in Ave Dominaplus. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 10.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

AVE DOMINAplus <=1.10.x suffers from clear-text credentials disclosure vulnerability that allows an unauthenticated attacker to issue a request to an unprotected directory that hosts an XML file '/xml/authClients.xml' and obtain administrative login information that allows for a successful authentication bypass…

more

attack.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

ave
dominaplus
1.10.11 — 1.10.77
ave
53ab-wbs firmware
1.10.62
ave
ts01 firmware
1.0.65
ave
ts03x-v firmware
1.10.45a
ave
ts04x-v firmware
1.10.45a
ave
ts05 firmware
1.10.36
ave
ts05n-v firmware
all versions

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.

addresses: CWE-522

Training instructs users on protecting credentials from disclosure or unauthorized access.

addresses: CWE-522

Training records for security awareness and role-based training verify education on credential protection practices, tangibly reducing risks from mishandling or exposing credentials.

addresses: CWE-522

Protecting authenticator content from unauthorized disclosure and modification while requiring protective controls addresses insufficiently protected credentials.

addresses: CWE-522

Rules of behavior include credential protection and non-sharing requirements, reducing exposure of insufficiently protected credentials.

addresses: CWE-522

Terminating or revoking credentials stops use of insufficiently protected or lingering credentials post-termination.

addresses: CWE-522

Requiring confidentiality/integrity protection for stored credentials directly mitigates insufficiently protected credentials on disk or in configuration stores.

addresses: CWE-522

Credentials or keys delivered out-of-band are not exposed to interception or inadequate protection on the main transport.

References