Cyber Resilience

CVE-2023-28015

Medium

Published: 23 May 2023

Published
23 May 2023
Modified
17 January 2025
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 0.0024 47.0th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-28015 is a medium-severity Observable Discrepancy (CWE-203) vulnerability in Hcl Domino Appdev Pack. Its CVSS base score is 5.3 (Medium).

Operationally, ranked at the 47.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

The HCL Domino AppDev Pack IAM service is susceptible to a User Account Enumeration vulnerability. During a failed login attempt a difference in messages could allow an attacker to determine if the user is valid or not. The attacker could…

more

use this information to focus a brute force attack on valid users.

CWE(s)

Related Threats

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

Affected Assets

hcl
domino appdev pack
≤ 1.0.16

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-203

Misdirection can normalize or falsify responses to eliminate observable discrepancies that aid reconnaissance.

addresses: CWE-203

Observable discrepancies in system behavior can be modulated to create covert storage or timing channels; the required analysis detects and constrains such avenues.

addresses: CWE-203

Prevents attackers from using observable differences in error responses to infer internal system details or state.

References