CWE-1242 14 CVEs MITRE definition ↗

CWE-1242: Inclusion of Undocumented Features or Chicken Bits

Overview

CWE-1242 (Inclusion of Undocumented Features or Chicken Bits) documents a weakness type used across vulnerability databases and security assessments. Use the sections below for definition, context, and mapped CVEs.

Security impact
Security impact: Depends on product and context; use CVE records, severity scores, and MITRE guidance to prioritize.

Description

The device includes chicken bits or undocumented features that can create entry points for unauthorized actors.

Applicable platforms

Kind Name Class Prevalence OS / CPE
language Not Language-Specific Undetermined
operating_system Not OS-Specific Undetermined
architecture Not Architecture-Specific Undetermined
technology Not Technology-Specific Undetermined
technology ICS/OT Undetermined

Related CVEs in this database

These CVEs are mapped to this weakness in this database and kept for traceability and search.

CVE Published Summary
CVE-2023-3634 2026-04-16 In products of the MSE6 product-family by Festo a remote authenticated, low privileged attacker could use functions of undocumented test mode which could lead to a complete loss of confidentiality, in…
CVE-2025-41756 2026-03-09 A low-privileged remote attacker can exploit the ubr-editfile method in wwwubr.cgi, an undocumented and unused API endpoint to write arbitrary files on the system.
CVE-2025-41754 2026-03-09 A low-privileged remote attacker can exploit the ubr-editfile method in wwwubr.cgi, an undocumented and unused API endpoint to read arbitrary files on the system.
CVE-2026-24714 2026-01-30 Some end of service NETGEAR products provide "TelnetEnable" functionality, which allows a magic packet to activate telnet service on the box.
CVE-2021-4469 2025-11-14 Denver SHO-110 IP cameras expose a secondary HTTP service on TCP port 8001 that provides access to a '/snapshot' endpoint without authentication. While the primary web interface on port 80 enforces au…
CVE-2025-12176 2025-10-24 Undocumented administrative accounts were getting created to facilitate access for applications running on board.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.
CVE-2017-20204 2025-10-15 DBLTek GoIP devices (models GoIP 1, 4, 8, 16, and 32) contain an undocumented vendor backdoor in the Telnet administrative interface that allows remote authentication as an undocumented user via a pro…
CVE-2025-55050 2025-09-09 CWE-1242: Inclusion of Undocumented Features
CVE-2025-52548 2025-09-02 E3 Site Supervisor Control (firmware version < 2.31F01) contains a hidden API call in the application services that enables SSH and Shellinabox, which exist but are disabled by default. An attacker wi…
CVE-2025-22450 2025-01-22 Inclusion of undocumented features issue exists in UD-LT2 firmware Ver.1.00.008_SE and earlier. A remote attacker may disable the LAN-side firewall function of the affected products, and open specific…
CVE-2024-54457 2024-12-18 Inclusion of undocumented features or chicken bits issue exists in AE1021 firmware versions 2.0.10 and earlier and AE1021PE firmware versions 2.0.10 and earlier, which may allow a logged-in user to en…
CVE-2024-52564 2024-12-05 Inclusion of undocumented features or chicken bits issue exists in UD-LT1 firmware Ver.2.1.8 and earlier and UD-LT1/EX firmware Ver.2.1.8 and earlier. A remote attacker may disable the firewall functi…
CVE-2024-7011 2024-09-27 Sharp NEC Projectors (NP-CB4500UL, NP-CB4500WL, NP-CB4700UL, NP-P525UL, NP-P525UL+, NP-P525ULG, NP-P525ULJL, NP-P525WL, NP-P525WL+, NP-P525WLG, NP-P525WLJL, NP-CG6500UL, NP-CG6500WL, NP-CG6700UL, NP-P…
CVE-2024-2103 2024-04-04 Inclusion of undocumented features vulnerability accessible when logged on with a privileged access level on the following Schweitzer Engineering Laboratories relays could allow the relay to behave u…

Content submission

Name
Arun Kanuparthi, Hareesh Khattri, Parbati Kumar Manna, Narasimha Kumar V Mangipudi
Organization
Intel Corporation
Date
2020-02-13
Version
4.0

Content modifications

Date Name Version Importance Comment
2020-08-20 CWE Content Team 4.2 updated Applicable_Platforms, Demonstrative_Examples, Description, Potential_Mitigations, Related_Attack_Patterns
2022-04-28 CWE Content Team 4.7 updated Relationships
2023-01-31 CWE Content Team 4.10 updated Applicable_Platforms
2023-04-27 CWE Content Team 4.11 updated Relationships, Taxonomy_Mappings
2023-06-29 CWE Content Team 4.12 updated Mapping_Notes, Taxonomy_Mappings
2024-02-29 CWE Content Team 4.14 updated Taxonomy_Mappings
2025-04-03 CWE Content Team 4.17 updated Relationships
2025-12-11 CWE Content Team 4.19 updated Common_Consequences, Demonstrative_Examples, Description, Weakness_Ordinalities

Contributions

Type Name Date Comment
Content "Mapping CWE to 62443" Sub-Working Group 2023-04-25 Suggested mappings to ISA/IEC 62443.
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