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Use of Uninitialized ResourceWeakness · CWE-908

CVE-2024-36454

MEDIUM · 5.3 CVSS v3.1 Published 2024-06-12
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
62/100
Remediation priority · Elevated
Remotely reachable No privileges Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Use of uninitialized resource issue exists in IPCOM EX2 Series (V01L0x Series) V01L07NF0201 and earlier, and IPCOM VE2 Series V01L07NF0201 and earlier. If this vulnerability is exploited, the system may be rebooted or suspended by receiving a specially crafted packet.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

A use of uninitialized resource vulnerability in IPCOM EX2 and VE2 series networking devices allows remote attackers to cause denial-of-service (system reboot or suspension) by sending specially crafted packets. The flaw exists in the packet processing code where resources are not properly initialized before use.

MitigationApply vendor firmware updates when available; until then, implement network-level filtering or access controls to restrict exposure to untrusted network sources.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

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

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify device model
    Check the device model label or use 'show system info' or 'show version' command to confirm the device is an IPCOM EX2 or VE2 series model
    Affected if Device model is IPCOM EX2 or VE2 series and firmware version is unknown or unpatched
  2. Check firmware version
    Access device CLI or web interface and locate the firmware version in system information or status pages. Compare against any vendor release notes for CVE-2024-36454
    Affected if Firmware version is not at the patched level (if available) or version cannot be confirmed as fixed
  3. Verify network exposure
    Review firewall rules, ACLs, and network segmentation to determine if the device management or packet processing interfaces are reachable from untrusted networks
    Affected if Device is directly accessible from the internet or untrusted LAN segments without filtering
  4. Confirm packet processing service status
    Check if the device's packet processing or WAN interfaces are active and processing traffic. Use 'show interfaces' or similar status commands
    Affected if Packet processing interfaces are enabled and processing traffic from external sources

A user is affected if they operate an IPCOM EX2 or VE2 series device with unpatched firmware that is reachable from network sources sending crafted packets.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply vendor firmware updates when available; until then, implement network-level filtering or access controls to restrict exposure to untrusted network sources.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing4.0 h
  • Review / QA2.0 h
18.0 hours of engineering $3,200
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2024-36454 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data