CVE-2024-23486

Buffalo Wsr-2533Dhp Firmware ≤ 1.07

Published

15 April 2024

Modified

30 June 2025

Patch / advisory

View advisory

CVSS Score v3.1 9.8

Click a component to see what it means

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.0056 45th percentile

Risk Priority 72 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2024-23486 is a critical-severity Plaintext Storage of a Password (CWE-256) vulnerability in Buffalo Wsr-2533Dhp Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Steganography (T1001.002); ranked at the 45th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified map to SC-28 (Protection of Information at Rest) — see the control section below for these in your framework.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2024-20984

Vulnerability Data

Plaintext storage of a password issue exists in BUFFALO wireless LAN routers, which may allow a network-adjacent unauthenticated attacker with access to the product's login page may obtain configured credentials.

CWE(s): CWE-256

Related Threats

MITRE ATT&CK Enterprise Techniques

T1001.002 Steganography Command And Control

Adversaries may use steganographic techniques to hide command and control traffic to make detection efforts more difficult.

attack.mitre.org →

T1003.006 DCSync Credential Access

Adversaries may attempt to access credentials and other sensitive information by abusing a Windows Domain Controller's application programming interface (API)(Citation: Microsoft DRSR Dec 2017) (Citation: Microsoft GetNCCChanges) (Citati…

attack.mitre.org →

T1006 Direct Volume Access Stealth

Adversaries may directly access a volume to bypass file access controls and file system monitoring.

attack.mitre.org →

T1012 Query Registry Discovery

Adversaries may interact with the Windows Registry to gather information about the system, configuration, and installed software.

attack.mitre.org →

T1016 System Network Configuration Discovery Discovery

Adversaries may look for details about the network configuration and settings, such as IP and/or MAC addresses, of systems they access or through information discovery of remote systems.

attack.mitre.org →

T1016.001 Internet Connection Discovery Discovery

Adversaries may check for Internet connectivity on compromised systems.

attack.mitre.org →

Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2024-26023Same product: Buffalo Wsr-2533Dhp

CVE-2025-45702Shared CWE-256

CVE-2023-6518Shared CWE-256

CVE-2025-5760Shared CWE-256

CVE-2018-25396Shared CWE-256

CVE-2023-22389Shared CWE-256

CVE-2024-41336Shared CWE-256

CVE-2025-27656Shared CWE-256

CVE-2025-43938Shared CWE-256

CVE-2024-5960Shared CWE-256

Affected Assets

buffalo

wsr-2533dhp firmware

≤ 1.07

buffalo

wsr-2533dhpl firmware

≤ 1.07

buffalo

wsr-2533dhp2 firmware

≤ 1.11

buffalo

wsr-a2533dhp2 firmware

≤ 1.11

Mitigating Controls

Mitigating Controls (NIST 800-53 r5) AI

SC-28 Protection of Information at Rest good match

Requiring confidentiality protection of information at rest directly stops passwords from being stored in plaintext.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.AA-01 partial match

blocks

Credential management practices normally include secure storage requirements for passwords.

PR.DS-01 partial match

blocks

Encryption and hashing of data-at-rest directly prevent plaintext password storage in files.

PR.DS-10 partial match

blocks

Protecting data-in-use can limit exposure of passwords held in memory.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.14 Information transfer partial match

removes

A.5.15 Access control partial match

removes

A.5.16 Identity management partial match

removes

A.5.17 Authentication information partial match

blocks

Directly requires secure handling and protection of authentication information, preventing plaintext password storage.

A.5.18 Access rights partial match

removes

A.8.19 Installation of software on operational systems partial match