CVE-2023-0857
Canon Mf642Cdw Firmware ≤ 11.04
Raw vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:NSummary
CVE-2023-0857 is a medium-severity Incorrect User Management (CWE-286) vulnerability in Canon Mf642Cdw Firmware. Its CVSS base score is 5.9 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Account Manipulation (T1098); ranked at the 46th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-12855
Vulnerability Data
Unintentional change of settings during initial registration of system administrators which uses control protocols. The affected Office / Small Office Multifunction Printers and Laser Printers(*) may allow an attacker on the network segment to trigger unauthorized access to the product.…
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*:Satera LBP660C Series/LBP620C Series/MF740C Series/MF640C Series firmware Ver.11.04 and earlier sold in Japan. Color imageCLASS LBP660C Series/LBP 620C Series/X LBP1127C/MF740C Series/MF640C Series/X MF1127C firmware Ver.11.04 and earlier sold in US. i-SENSYS LBP660C Series/LBP620C Series/MF740C Series/MF640C Series, C1127P, C1127iF, C1127i firmware Ver.11.04 and earlier sold in Europe.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise Techniques
CVEs Like This One
Affected Assets
Mitigating Controls
Control response
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- 2 hardening rules · 2 OS baselines
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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.
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.
Directly addresses management of user identities and credentials throughout their lifecycle.
Covers policy-driven definition and review of user permissions and entitlements.
Supports proper user onboarding by binding verified identities to credentials.
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.
Identity management directly governs the full lifecycle of user accounts, preventing incorrect user management.
Access rights provisioning and de-provisioning ensure users are correctly created, modified, and removed.
Responsibilities after termination or change of employment address removal of user access but not ongoing user management.
Privileged access rights assume correct user accounts exist; the control does not manage user creation or removal.
Access control policies rely on accurate user management but do not themselves define user lifecycle processes.
Information access restriction depends on properly managed users but does not address user management itself.
Hardening callouts derived
Configuration rules from DISA STIG baselines that bear on weaknesses of the type cited by this CVE. Each rule is shown with the relationship its mapping actually records, against the CWE it was authored against. Derived via CVE→CWE over `controls_xwalks` (authoritative rows only; rows rated `none` are excluded).
Oracle Linux 9 (1 rule)
- V-271707 OL 9 must enable the Pluggable Authentication Module (PAM) interface for SSHD. prevents CWE-286
RHEL 9 (1 rule)
- V-257986 RHEL 9 must enable the Pluggable Authentication Module (PAM) interface for SSHD. prevents CWE-286