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CVE Record

CVE-2023-29984: Null pointer dereference vulnerability exists in multiple vendors MFPs and printers which implement Debut w...

Null pointer dereference vulnerability exists in multiple vendors MFPs and printers which implement Debut web server 1.2 or 1.3. Processing a specially crafted request may lead an affected product to a denial-of-service (DoS) condition. As for the affected products/models/versions, see the detailed information provided by each vendor.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2023-29984 can cause affected multifunction printers and printers to crash or stop responding when their embedded Debut web server handles a specially crafted request. The source bundle describes denial of service, not data theft or remote code execution. Exact exposure depends on vendor-specific affected model lists.

Executive priority

Treat this as a targeted availability risk for printing and scanning operations, not a confirmed breach vector. Prioritize environments where printer outages disrupt business workflows or where device web interfaces are broadly reachable.

Technical view

The vulnerability is a null pointer dereference in Debut web server 1.2 or 1.3 as implemented by multiple vendors' MFPs and printers. Processing a crafted request may trigger a denial-of-service condition. The provided CVE data does not include CVSS, CWE, complete affected CPEs, or universal fixed versions.

Likely exposure

Organizations may be exposed if they operate MFPs or printers using Debut web server 1.2 or 1.3, including models listed by each vendor. Risk is higher where printer web management services are reachable from broad internal networks or untrusted segments.

Exploitation context

The bundle does not show CISA KEV listing or cited evidence of active exploitation. The described impact is availability loss through denial of service. No exploit maturity, authentication requirement, or network reachability details are provided in the supplied sources.

Researcher notes

Evidence is incomplete for scoring and exact affected products in the CVE bundle. Research should focus on vendor model mapping, service exposure, firmware status, and whether denial-of-service can be triggered pre-authentication, without developing or sharing weaponized request details.

Mitigation direction

  • Check JVN and vendor advisories for affected models and official actions.
  • Apply vendor-published firmware updates or mitigations for confirmed affected devices.
  • Inventory MFPs and printers that expose embedded web management services.
  • Limit access to printer web interfaces where operationally feasible.
  • Monitor vendor security pages for model-specific revisions.

Validation and detection

  • Match deployed printer models and versions against each vendor advisory.
  • Confirm whether devices implement Debut web server 1.2 or 1.3.
  • Review network exposure of printer web administration interfaces.
  • Check vendor firmware status through official management tools or portals.
  • Track helpdesk or monitoring alerts for printer service crashes.
Prepared
Confidence
medium
Sources
6

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2023-29984 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
5Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.