Cyber Resilience

CVE-2023-6756

MediumPublic PoC

Published: 13 December 2023

Published
13 December 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS Score 0.0028 51.6th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-6756 is a medium-severity Improper Restriction of Excessive Authentication Attempts (CWE-307) vulnerability in Thecosy Icecms. Its CVSS base score is 5.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Password Guessing (T1110.001); ranked in the top 48.4% 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

A vulnerability was found in Thecosy IceCMS 2.0.1. It has been classified as problematic. Affected is an unknown function of the file /login of the component Captcha Handler. The manipulation leads to improper restriction of excessive authentication attempts. It is…

more

possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-247884.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1110.001 Password Guessing Credential Access
Adversaries with no prior knowledge of legitimate credentials within the system or environment may guess passwords to attempt access to accounts.
Why these techniques?

The vulnerability in the Captcha Handler allows improper restriction of excessive authentication attempts, facilitating brute force password guessing (T1110.001) as explicitly mapped in the advisory.

Affected Assets

thecosy
icecms
2.0.1

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-307

This control directly enforces limits on consecutive invalid logon attempts and automatic response (e.g., lockout) to prevent brute-force exploitation of authentication mechanisms.

addresses: CWE-307

Specific conditions can include excessive failed attempts, triggering stronger authentication that restricts brute-force exploitation.

References