Cyber Resilience

CVE-2023-6718

Critical

Published: 13 December 2023

Published
13 December 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
EPSS Score 0.0014 33.4th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-6718 is a critical-severity Authentication Bypass Using an Alternate Path or Channel (CWE-288) vulnerability in Europeana Repox. Its CVSS base score is 9.4 (Critical).

Operationally, ranked at the 33.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An authentication bypass vulnerability has been found in Repox, which allows a remote user to send a specially crafted POST request, due to the lack of any authentication method, resulting in the alteration or creation of users.

CWE(s)

Related Threats

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

Affected Assets

europeana
repox
2.3.7

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-306 CWE-288

Mandates additional authentication for access under defined conditions, ensuring critical or high-risk functions are not left without authentication.

addresses: CWE-306 CWE-288

Identity providers mandate authentication for functions that would otherwise lack it.

addresses: CWE-306 CWE-288

Requires authentication for non-organizational users, preventing access to critical functions without proper identification and authentication.

addresses: CWE-306

Requires established identification and authentication to unlock, mitigating missing authentication for continued system access.

addresses: CWE-306

Requiring identification and rationale for actions allowed without authentication ensures critical functions are not left unprotected by forcing review of authentication requirements.

addresses: CWE-288

Authorizing remote access reduces the ability to bypass authentication via unauthorized alternate remote channels.

addresses: CWE-306

Authorizing mobile device connections to organizational systems ensures authentication is performed for this critical access function.

addresses: CWE-306

Guarantees critical functions are protected by mandatory invocation of the access control mechanism.

References